1878930720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56731}}^1$

素因数の和:56775

約数の個数: 144

約数和(自身を含む): 6690745152

約数和(自身を除く): 4811814432

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, 56731, 113462, 170193, 226924, 283655, 340386, 453848, 510579, 567310, 680772, 850965, 907696, 1021158, 1134620, 1304813, 1361544, 1701930, 1815392, 2042316, 2269240, 2552895, 2609626, 2723088, 3403860, 3914439, 4084632, 4538480, 5105790, 5219252, 5446176, 6524065, 6807720, 7828878, 8169264, 9076960, 10211580, 10438504, 11743317, 13048130, 13615440, 15657756, 16338528, 19572195, 20423160, 20877008, 23486634, 26096260, 27230880, 31315512, 39144390, 40846320, 41754016, 46973268, 52192520, 58716585, 62631024, 78288780, 81692640, 93946536, 104385040, 117433170, 125262048, 156577560, 187893072, 208770080, 234866340, 313155120, 375786144, 469732680, 626310240, 939465360, 1878930720]

約数ペア:

[(1, 1878930720), (2, 939465360), (3, 626310240), (4, 469732680), (5, 375786144), (6, 313155120), (8, 234866340), (9, 208770080), (10, 187893072), (12, 156577560), (15, 125262048), (16, 117433170), (18, 104385040), (20, 93946536), (23, 81692640), (24, 78288780), (30, 62631024), (32, 58716585), (36, 52192520), (40, 46973268), (45, 41754016), (46, 40846320), (48, 39144390), (60, 31315512), (69, 27230880), (72, 26096260), (80, 23486634), (90, 20877008), (92, 20423160), (96, 19572195), (115, 16338528), (120, 15657756), (138, 13615440), (144, 13048130), (160, 11743317), (180, 10438504), (184, 10211580), (207, 9076960), (230, 8169264), (240, 7828878), (276, 6807720), (288, 6524065), (345, 5446176), (360, 5219252), (368, 5105790), (414, 4538480), (460, 4084632), (480, 3914439), (552, 3403860), (690, 2723088), (720, 2609626), (736, 2552895), (828, 2269240), (920, 2042316), (1035, 1815392), (1104, 1701930), (1380, 1361544), (1440, 1304813), (1656, 1134620), (1840, 1021158), (2070, 907696), (2208, 850965), (2760, 680772), (3312, 567310), (3680, 510579), (4140, 453848), (5520, 340386), (6624, 283655), (8280, 226924), (11040, 170193), (16560, 113462), (33120, 56731)]