161512920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:519

約数の個数: 256

約数和(自身を含む): 601344000

約数和(自身を除く): 439831080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 27, 30, 34, 36, 38, 40, 45, 51, 54, 57, 60, 68, 72, 76, 85, 90, 95, 102, 108, 114, 120, 135, 136, 152, 153, 170, 171, 180, 190, 204, 216, 228, 255, 270, 285, 306, 323, 340, 342, 360, 380, 408, 456, 459, 463, 510, 513, 540, 570, 612, 646, 680, 684, 760, 765, 855, 918, 926, 969, 1020, 1026, 1080, 1140, 1224, 1292, 1368, 1389, 1530, 1615, 1710, 1836, 1852, 1938, 2040, 2052, 2280, 2295, 2315, 2565, 2584, 2778, 2907, 3060, 3230, 3420, 3672, 3704, 3876, 4104, 4167, 4590, 4630, 4845, 5130, 5556, 5814, 6120, 6460, 6840, 6945, 7752, 7871, 8334, 8721, 8797, 9180, 9260, 9690, 10260, 11112, 11628, 12501, 12920, 13890, 14535, 15742, 16668, 17442, 17594, 18360, 18520, 19380, 20520, 20835, 23256, 23613, 25002, 26391, 27780, 29070, 31484, 33336, 34884, 35188, 38760, 39355, 41670, 43605, 43985, 47226, 50004, 52782, 55560, 58140, 62505, 62968, 69768, 70376, 70839, 78710, 79173, 83340, 87210, 87970, 94452, 100008, 105564, 116280, 118065, 125010, 131955, 141678, 149549, 157420, 158346, 166680, 174420, 175940, 188904, 211128, 212517, 236130, 237519, 250020, 263910, 283356, 299098, 314840, 316692, 348840, 351880, 354195, 395865, 425034, 448647, 472260, 475038, 500040, 527820, 566712, 598196, 633384, 708390, 747745, 791730, 850068, 897294, 944520, 950076, 1055640, 1062585, 1187595, 1196392, 1345941, 1416780, 1495490, 1583460, 1700136, 1794588, 1900152, 2125170, 2243235, 2375190, 2691882, 2833560, 2990980, 3166920, 3589176, 4037823, 4250340, 4486470, 4750380, 5383764, 5981960, 6729705, 8075646, 8500680, 8972940, 9500760, 10767528, 13459410, 16151292, 17945880, 20189115, 26918820, 32302584, 40378230, 53837640, 80756460, 161512920]

約数ペア:

[(1, 161512920), (2, 80756460), (3, 53837640), (4, 40378230), (5, 32302584), (6, 26918820), (8, 20189115), (9, 17945880), (10, 16151292), (12, 13459410), (15, 10767528), (17, 9500760), (18, 8972940), (19, 8500680), (20, 8075646), (24, 6729705), (27, 5981960), (30, 5383764), (34, 4750380), (36, 4486470), (38, 4250340), (40, 4037823), (45, 3589176), (51, 3166920), (54, 2990980), (57, 2833560), (60, 2691882), (68, 2375190), (72, 2243235), (76, 2125170), (85, 1900152), (90, 1794588), (95, 1700136), (102, 1583460), (108, 1495490), (114, 1416780), (120, 1345941), (135, 1196392), (136, 1187595), (152, 1062585), (153, 1055640), (170, 950076), (171, 944520), (180, 897294), (190, 850068), (204, 791730), (216, 747745), (228, 708390), (255, 633384), (270, 598196), (285, 566712), (306, 527820), (323, 500040), (340, 475038), (342, 472260), (360, 448647), (380, 425034), (408, 395865), (456, 354195), (459, 351880), (463, 348840), (510, 316692), (513, 314840), (540, 299098), (570, 283356), (612, 263910), (646, 250020), (680, 237519), (684, 236130), (760, 212517), (765, 211128), (855, 188904), (918, 175940), (926, 174420), (969, 166680), (1020, 158346), (1026, 157420), (1080, 149549), (1140, 141678), (1224, 131955), (1292, 125010), (1368, 118065), (1389, 116280), (1530, 105564), (1615, 100008), (1710, 94452), (1836, 87970), (1852, 87210), (1938, 83340), (2040, 79173), (2052, 78710), (2280, 70839), (2295, 70376), (2315, 69768), (2565, 62968), (2584, 62505), (2778, 58140), (2907, 55560), (3060, 52782), (3230, 50004), (3420, 47226), (3672, 43985), (3704, 43605), (3876, 41670), (4104, 39355), (4167, 38760), (4590, 35188), (4630, 34884), (4845, 33336), (5130, 31484), (5556, 29070), (5814, 27780), (6120, 26391), (6460, 25002), (6840, 23613), (6945, 23256), (7752, 20835), (7871, 20520), (8334, 19380), (8721, 18520), (8797, 18360), (9180, 17594), (9260, 17442), (9690, 16668), (10260, 15742), (11112, 14535), (11628, 13890), (12501, 12920)]