61990920

素因数分解:

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

素因数の和:114

約数の個数: 240

約数和(自身を含む): 224050860

約数和(自身を除く): 162059940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 53, 54, 57, 60, 72, 76, 81, 90, 95, 106, 108, 114, 120, 135, 152, 159, 162, 171, 180, 190, 212, 216, 228, 265, 270, 285, 318, 324, 342, 360, 361, 380, 405, 424, 456, 477, 513, 530, 540, 570, 636, 648, 684, 722, 760, 795, 810, 855, 954, 1007, 1026, 1060, 1080, 1083, 1140, 1272, 1368, 1431, 1444, 1539, 1590, 1620, 1710, 1805, 1908, 2014, 2052, 2120, 2166, 2280, 2385, 2565, 2862, 2888, 3021, 3078, 3180, 3240, 3249, 3420, 3610, 3816, 4028, 4104, 4293, 4332, 4770, 5035, 5130, 5415, 5724, 6042, 6156, 6360, 6498, 6840, 7155, 7220, 7695, 8056, 8586, 8664, 9063, 9540, 9747, 10070, 10260, 10830, 11448, 12084, 12312, 12996, 14310, 14440, 15105, 15390, 16245, 17172, 18126, 19080, 19133, 19494, 20140, 20520, 21465, 21660, 24168, 25992, 27189, 28620, 29241, 30210, 30780, 32490, 34344, 36252, 38266, 38988, 40280, 42930, 43320, 45315, 48735, 54378, 57240, 57399, 58482, 60420, 61560, 64980, 72504, 76532, 77976, 81567, 85860, 90630, 95665, 97470, 108756, 114798, 116964, 120840, 129960, 135945, 146205, 153064, 163134, 171720, 172197, 181260, 191330, 194940, 217512, 229596, 233928, 271890, 286995, 292410, 326268, 344394, 362520, 382660, 389880, 407835, 459192, 516591, 543780, 573990, 584820, 652536, 688788, 765320, 815670, 860985, 1033182, 1087560, 1147980, 1169640, 1377576, 1549773, 1631340, 1721970, 2066364, 2295960, 2582955, 3099546, 3262680, 3443940, 4132728, 5165910, 6199092, 6887880, 7748865, 10331820, 12398184, 15497730, 20663640, 30995460, 61990920]

約数ペア:

[(1, 61990920), (2, 30995460), (3, 20663640), (4, 15497730), (5, 12398184), (6, 10331820), (8, 7748865), (9, 6887880), (10, 6199092), (12, 5165910), (15, 4132728), (18, 3443940), (19, 3262680), (20, 3099546), (24, 2582955), (27, 2295960), (30, 2066364), (36, 1721970), (38, 1631340), (40, 1549773), (45, 1377576), (53, 1169640), (54, 1147980), (57, 1087560), (60, 1033182), (72, 860985), (76, 815670), (81, 765320), (90, 688788), (95, 652536), (106, 584820), (108, 573990), (114, 543780), (120, 516591), (135, 459192), (152, 407835), (159, 389880), (162, 382660), (171, 362520), (180, 344394), (190, 326268), (212, 292410), (216, 286995), (228, 271890), (265, 233928), (270, 229596), (285, 217512), (318, 194940), (324, 191330), (342, 181260), (360, 172197), (361, 171720), (380, 163134), (405, 153064), (424, 146205), (456, 135945), (477, 129960), (513, 120840), (530, 116964), (540, 114798), (570, 108756), (636, 97470), (648, 95665), (684, 90630), (722, 85860), (760, 81567), (795, 77976), (810, 76532), (855, 72504), (954, 64980), (1007, 61560), (1026, 60420), (1060, 58482), (1080, 57399), (1083, 57240), (1140, 54378), (1272, 48735), (1368, 45315), (1431, 43320), (1444, 42930), (1539, 40280), (1590, 38988), (1620, 38266), (1710, 36252), (1805, 34344), (1908, 32490), (2014, 30780), (2052, 30210), (2120, 29241), (2166, 28620), (2280, 27189), (2385, 25992), (2565, 24168), (2862, 21660), (2888, 21465), (3021, 20520), (3078, 20140), (3180, 19494), (3240, 19133), (3249, 19080), (3420, 18126), (3610, 17172), (3816, 16245), (4028, 15390), (4104, 15105), (4293, 14440), (4332, 14310), (4770, 12996), (5035, 12312), (5130, 12084), (5415, 11448), (5724, 10830), (6042, 10260), (6156, 10070), (6360, 9747), (6498, 9540), (6840, 9063), (7155, 8664), (7220, 8586), (7695, 8056)]