1988603460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:169

約数の個数: 360

約数和(自身を含む): 6983887680

約数和(自身を除く): 4995284220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 53, 54, 57, 60, 69, 76, 81, 90, 92, 95, 106, 108, 114, 115, 135, 138, 159, 162, 171, 180, 190, 207, 212, 228, 230, 265, 270, 276, 285, 318, 324, 342, 345, 380, 405, 414, 437, 460, 477, 513, 530, 540, 570, 621, 636, 684, 690, 795, 810, 828, 855, 874, 954, 1007, 1026, 1035, 1060, 1140, 1219, 1242, 1311, 1380, 1431, 1539, 1590, 1620, 1710, 1748, 1863, 1908, 2014, 2052, 2070, 2185, 2385, 2438, 2484, 2565, 2622, 2809, 2862, 3021, 3078, 3105, 3180, 3420, 3657, 3726, 3933, 4028, 4140, 4293, 4370, 4770, 4876, 5035, 5130, 5244, 5618, 5724, 6042, 6095, 6156, 6210, 6555, 7155, 7314, 7452, 7695, 7866, 8427, 8586, 8740, 9063, 9315, 9540, 10070, 10260, 10971, 11236, 11799, 12084, 12190, 12420, 13110, 14045, 14310, 14628, 15105, 15390, 15732, 16854, 17172, 18126, 18285, 18630, 19665, 20140, 21465, 21942, 23161, 23598, 24380, 25281, 26220, 27189, 28090, 28620, 30210, 30780, 32913, 33708, 35397, 36252, 36570, 37260, 39330, 42135, 42930, 43884, 45315, 46322, 47196, 50562, 53371, 54378, 54855, 56180, 58995, 60420, 64607, 65826, 69483, 70794, 73140, 75843, 78660, 81567, 84270, 85860, 90630, 92644, 98739, 101124, 106742, 108756, 109710, 115805, 117990, 126405, 129214, 131652, 135945, 138966, 141588, 151686, 160113, 163134, 164565, 168540, 176985, 181260, 193821, 197478, 208449, 213484, 219420, 227529, 231610, 235980, 252810, 258428, 266855, 271890, 277932, 303372, 320226, 323035, 326268, 329130, 347415, 353970, 379215, 387642, 394956, 407835, 416898, 455058, 463220, 480339, 493695, 505620, 533710, 543780, 581463, 625347, 640452, 646070, 658260, 694830, 707940, 758430, 775284, 800565, 815670, 833796, 910116, 960678, 969105, 987390, 1042245, 1067420, 1137645, 1162926, 1227533, 1250694, 1292140, 1389660, 1441017, 1516860, 1601130, 1631340, 1744389, 1876041, 1921356, 1938210, 1974780, 2084490, 2275290, 2325852, 2401695, 2455066, 2501388, 2882034, 2907315, 3126735, 3202260, 3488778, 3682599, 3752082, 3876420, 4168980, 4323051, 4550580, 4803390, 4910132, 5233167, 5764068, 5814630, 6137665, 6253470, 6977556, 7205085, 7365198, 7504164, 8646102, 8721945, 9380205, 9606780, 10466334, 11047797, 11629260, 12275330, 12506940, 14410170, 14730396, 17292204, 17443890, 18412995, 18760410, 20932668, 21615255, 22095594, 24550660, 26165835, 28820340, 33143391, 34887780, 36825990, 37520820, 43230510, 44191188, 52331670, 55238985, 66286782, 73651980, 86461020, 99430173, 104663340, 110477970, 132573564, 165716955, 198860346, 220955940, 331433910, 397720692, 497150865, 662867820, 994301730, 1988603460]

約数ペア:

[(1, 1988603460), (2, 994301730), (3, 662867820), (4, 497150865), (5, 397720692), (6, 331433910), (9, 220955940), (10, 198860346), (12, 165716955), (15, 132573564), (18, 110477970), (19, 104663340), (20, 99430173), (23, 86461020), (27, 73651980), (30, 66286782), (36, 55238985), (38, 52331670), (45, 44191188), (46, 43230510), (53, 37520820), (54, 36825990), (57, 34887780), (60, 33143391), (69, 28820340), (76, 26165835), (81, 24550660), (90, 22095594), (92, 21615255), (95, 20932668), (106, 18760410), (108, 18412995), (114, 17443890), (115, 17292204), (135, 14730396), (138, 14410170), (159, 12506940), (162, 12275330), (171, 11629260), (180, 11047797), (190, 10466334), (207, 9606780), (212, 9380205), (228, 8721945), (230, 8646102), (265, 7504164), (270, 7365198), (276, 7205085), (285, 6977556), (318, 6253470), (324, 6137665), (342, 5814630), (345, 5764068), (380, 5233167), (405, 4910132), (414, 4803390), (437, 4550580), (460, 4323051), (477, 4168980), (513, 3876420), (530, 3752082), (540, 3682599), (570, 3488778), (621, 3202260), (636, 3126735), (684, 2907315), (690, 2882034), (795, 2501388), (810, 2455066), (828, 2401695), (855, 2325852), (874, 2275290), (954, 2084490), (1007, 1974780), (1026, 1938210), (1035, 1921356), (1060, 1876041), (1140, 1744389), (1219, 1631340), (1242, 1601130), (1311, 1516860), (1380, 1441017), (1431, 1389660), (1539, 1292140), (1590, 1250694), (1620, 1227533), (1710, 1162926), (1748, 1137645), (1863, 1067420), (1908, 1042245), (2014, 987390), (2052, 969105), (2070, 960678), (2185, 910116), (2385, 833796), (2438, 815670), (2484, 800565), (2565, 775284), (2622, 758430), (2809, 707940), (2862, 694830), (3021, 658260), (3078, 646070), (3105, 640452), (3180, 625347), (3420, 581463), (3657, 543780), (3726, 533710), (3933, 505620), (4028, 493695), (4140, 480339), (4293, 463220), (4370, 455058), (4770, 416898), (4876, 407835), (5035, 394956), (5130, 387642), (5244, 379215), (5618, 353970), (5724, 347415), (6042, 329130), (6095, 326268), (6156, 323035), (6210, 320226), (6555, 303372), (7155, 277932), (7314, 271890), (7452, 266855), (7695, 258428), (7866, 252810), (8427, 235980), (8586, 231610), (8740, 227529), (9063, 219420), (9315, 213484), (9540, 208449), (10070, 197478), (10260, 193821), (10971, 181260), (11236, 176985), (11799, 168540), (12084, 164565), (12190, 163134), (12420, 160113), (13110, 151686), (14045, 141588), (14310, 138966), (14628, 135945), (15105, 131652), (15390, 129214), (15732, 126405), (16854, 117990), (17172, 115805), (18126, 109710), (18285, 108756), (18630, 106742), (19665, 101124), (20140, 98739), (21465, 92644), (21942, 90630), (23161, 85860), (23598, 84270), (24380, 81567), (25281, 78660), (26220, 75843), (27189, 73140), (28090, 70794), (28620, 69483), (30210, 65826), (30780, 64607), (32913, 60420), (33708, 58995), (35397, 56180), (36252, 54855), (36570, 54378), (37260, 53371), (39330, 50562), (42135, 47196), (42930, 46322), (43884, 45315)]