189887360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:848

約数の個数: 128

約数和(自身を含む): 506368800

約数和(自身を除く): 316481440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 290, 320, 377, 416, 464, 520, 580, 640, 754, 787, 832, 928, 1040, 1160, 1508, 1574, 1664, 1856, 1885, 2080, 2320, 3016, 3148, 3712, 3770, 3935, 4160, 4640, 6032, 6296, 7540, 7870, 8320, 9280, 10231, 12064, 12592, 15080, 15740, 18560, 20462, 22823, 24128, 25184, 30160, 31480, 40924, 45646, 48256, 50368, 51155, 60320, 62960, 81848, 91292, 100736, 102310, 114115, 120640, 125920, 163696, 182584, 204620, 228230, 241280, 251840, 296699, 327392, 365168, 409240, 456460, 503680, 593398, 654784, 730336, 818480, 912920, 1186796, 1309568, 1460672, 1483495, 1636960, 1825840, 2373592, 2921344, 2966990, 3273920, 3651680, 4747184, 5933980, 6547840, 7303360, 9494368, 11867960, 14606720, 18988736, 23735920, 37977472, 47471840, 94943680, 189887360]

約数ペア:

[(1, 189887360), (2, 94943680), (4, 47471840), (5, 37977472), (8, 23735920), (10, 18988736), (13, 14606720), (16, 11867960), (20, 9494368), (26, 7303360), (29, 6547840), (32, 5933980), (40, 4747184), (52, 3651680), (58, 3273920), (64, 2966990), (65, 2921344), (80, 2373592), (104, 1825840), (116, 1636960), (128, 1483495), (130, 1460672), (145, 1309568), (160, 1186796), (208, 912920), (232, 818480), (260, 730336), (290, 654784), (320, 593398), (377, 503680), (416, 456460), (464, 409240), (520, 365168), (580, 327392), (640, 296699), (754, 251840), (787, 241280), (832, 228230), (928, 204620), (1040, 182584), (1160, 163696), (1508, 125920), (1574, 120640), (1664, 114115), (1856, 102310), (1885, 100736), (2080, 91292), (2320, 81848), (3016, 62960), (3148, 60320), (3712, 51155), (3770, 50368), (3935, 48256), (4160, 45646), (4640, 40924), (6032, 31480), (6296, 30160), (7540, 25184), (7870, 24128), (8320, 22823), (9280, 20462), (10231, 18560), (12064, 15740), (12592, 15080)]