1990743840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{60107}}^1$

素因数の和:60151

約数の個数: 144

約数和(自身を含む): 7088897088

約数和(自身を除く): 5098153248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1380, 1440, 1656, 1840, 2070, 2208, 2760, 3312, 3680, 4140, 5520, 6624, 8280, 11040, 16560, 33120, 60107, 120214, 180321, 240428, 300535, 360642, 480856, 540963, 601070, 721284, 901605, 961712, 1081926, 1202140, 1382461, 1442568, 1803210, 1923424, 2163852, 2404280, 2704815, 2764922, 2885136, 3606420, 4147383, 4327704, 4808560, 5409630, 5529844, 5770272, 6912305, 7212840, 8294766, 8655408, 9617120, 10819260, 11059688, 12442149, 13824610, 14425680, 16589532, 17310816, 20736915, 21638520, 22119376, 24884298, 27649220, 28851360, 33179064, 41473830, 43277040, 44238752, 49768596, 55298440, 62210745, 66358128, 82947660, 86554080, 99537192, 110596880, 124421490, 132716256, 165895320, 199074384, 221193760, 248842980, 331790640, 398148768, 497685960, 663581280, 995371920, 1990743840]

約数ペア:

[(1, 1990743840), (2, 995371920), (3, 663581280), (4, 497685960), (5, 398148768), (6, 331790640), (8, 248842980), (9, 221193760), (10, 199074384), (12, 165895320), (15, 132716256), (16, 124421490), (18, 110596880), (20, 99537192), (23, 86554080), (24, 82947660), (30, 66358128), (32, 62210745), (36, 55298440), (40, 49768596), (45, 44238752), (46, 43277040), (48, 41473830), (60, 33179064), (69, 28851360), (72, 27649220), (80, 24884298), (90, 22119376), (92, 21638520), (96, 20736915), (115, 17310816), (120, 16589532), (138, 14425680), (144, 13824610), (160, 12442149), (180, 11059688), (184, 10819260), (207, 9617120), (230, 8655408), (240, 8294766), (276, 7212840), (288, 6912305), (345, 5770272), (360, 5529844), (368, 5409630), (414, 4808560), (460, 4327704), (480, 4147383), (552, 3606420), (690, 2885136), (720, 2764922), (736, 2704815), (828, 2404280), (920, 2163852), (1035, 1923424), (1104, 1803210), (1380, 1442568), (1440, 1382461), (1656, 1202140), (1840, 1081926), (2070, 961712), (2208, 901605), (2760, 721284), (3312, 601070), (3680, 540963), (4140, 480856), (5520, 360642), (6624, 300535), (8280, 240428), (11040, 180321), (16560, 120214), (33120, 60107)]