251670960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18397}}^1$

素因数の和:18435

約数の個数: 120

約数和(自身を含む): 889727280

約数和(自身を除く): 638056320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 18397, 36794, 55191, 73588, 91985, 110382, 147176, 165573, 183970, 220764, 275955, 294352, 331146, 349543, 367940, 441528, 551910, 662292, 699086, 735880, 827865, 883056, 1048629, 1103820, 1324584, 1398172, 1471760, 1655730, 1747715, 2097258, 2207640, 2649168, 2796344, 3145887, 3311460, 3495430, 4194516, 4415280, 5243145, 5592688, 6291774, 6622920, 6990860, 8389032, 10486290, 12583548, 13245840, 13981720, 15729435, 16778064, 20972580, 25167096, 27963440, 31458870, 41945160, 50334192, 62917740, 83890320, 125835480, 251670960]

約数ペア:

[(1, 251670960), (2, 125835480), (3, 83890320), (4, 62917740), (5, 50334192), (6, 41945160), (8, 31458870), (9, 27963440), (10, 25167096), (12, 20972580), (15, 16778064), (16, 15729435), (18, 13981720), (19, 13245840), (20, 12583548), (24, 10486290), (30, 8389032), (36, 6990860), (38, 6622920), (40, 6291774), (45, 5592688), (48, 5243145), (57, 4415280), (60, 4194516), (72, 3495430), (76, 3311460), (80, 3145887), (90, 2796344), (95, 2649168), (114, 2207640), (120, 2097258), (144, 1747715), (152, 1655730), (171, 1471760), (180, 1398172), (190, 1324584), (228, 1103820), (240, 1048629), (285, 883056), (304, 827865), (342, 735880), (360, 699086), (380, 662292), (456, 551910), (570, 441528), (684, 367940), (720, 349543), (760, 331146), (855, 294352), (912, 275955), (1140, 220764), (1368, 183970), (1520, 165573), (1710, 147176), (2280, 110382), (2736, 91985), (3420, 73588), (4560, 55191), (6840, 36794), (13680, 18397)]