172890240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1699}}^1$

素因数の和:1774

約数の個数: 128

約数和(自身を含む): 561816000

約数和(自身を除く): 388925760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 318, 320, 384, 424, 480, 530, 636, 640, 795, 848, 960, 1060, 1272, 1590, 1696, 1699, 1920, 2120, 2544, 3180, 3392, 3398, 4240, 5088, 5097, 6360, 6784, 6796, 8480, 8495, 10176, 10194, 12720, 13592, 16960, 16990, 20352, 20388, 25440, 25485, 27184, 33920, 33980, 40776, 50880, 50970, 54368, 67960, 81552, 90047, 101760, 101940, 108736, 135920, 163104, 180094, 203880, 217472, 270141, 271840, 326208, 360188, 407760, 450235, 540282, 543680, 652416, 720376, 815520, 900470, 1080564, 1087360, 1350705, 1440752, 1631040, 1800940, 2161128, 2701410, 2881504, 3262080, 3601880, 4322256, 5402820, 5763008, 7203760, 8644512, 10805640, 11526016, 14407520, 17289024, 21611280, 28815040, 34578048, 43222560, 57630080, 86445120, 172890240]

約数ペア:

[(1, 172890240), (2, 86445120), (3, 57630080), (4, 43222560), (5, 34578048), (6, 28815040), (8, 21611280), (10, 17289024), (12, 14407520), (15, 11526016), (16, 10805640), (20, 8644512), (24, 7203760), (30, 5763008), (32, 5402820), (40, 4322256), (48, 3601880), (53, 3262080), (60, 2881504), (64, 2701410), (80, 2161128), (96, 1800940), (106, 1631040), (120, 1440752), (128, 1350705), (159, 1087360), (160, 1080564), (192, 900470), (212, 815520), (240, 720376), (265, 652416), (318, 543680), (320, 540282), (384, 450235), (424, 407760), (480, 360188), (530, 326208), (636, 271840), (640, 270141), (795, 217472), (848, 203880), (960, 180094), (1060, 163104), (1272, 135920), (1590, 108736), (1696, 101940), (1699, 101760), (1920, 90047), (2120, 81552), (2544, 67960), (3180, 54368), (3392, 50970), (3398, 50880), (4240, 40776), (5088, 33980), (5097, 33920), (6360, 27184), (6784, 25485), (6796, 25440), (8480, 20388), (8495, 20352), (10176, 16990), (10194, 16960), (12720, 13592)]