321153960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1783}}^1$

素因数の和:1895

約数の個数: 128

約数和(自身を含む): 1027584000

約数和(自身を除く): 706430040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 456, 474, 570, 632, 760, 790, 948, 1140, 1185, 1501, 1580, 1783, 1896, 2280, 2370, 3002, 3160, 3566, 4503, 4740, 5349, 6004, 7132, 7505, 8915, 9006, 9480, 10698, 12008, 14264, 15010, 17830, 18012, 21396, 22515, 26745, 30020, 33877, 35660, 36024, 42792, 45030, 53490, 60040, 67754, 71320, 90060, 101631, 106980, 135508, 140857, 169385, 180120, 203262, 213960, 271016, 281714, 338770, 406524, 422571, 508155, 563428, 677540, 704285, 813048, 845142, 1016310, 1126856, 1355080, 1408570, 1690284, 2032620, 2112855, 2676283, 2817140, 3380568, 4065240, 4225710, 5352566, 5634280, 8028849, 8451420, 10705132, 13381415, 16057698, 16902840, 21410264, 26762830, 32115396, 40144245, 53525660, 64230792, 80288490, 107051320, 160576980, 321153960]

約数ペア:

[(1, 321153960), (2, 160576980), (3, 107051320), (4, 80288490), (5, 64230792), (6, 53525660), (8, 40144245), (10, 32115396), (12, 26762830), (15, 21410264), (19, 16902840), (20, 16057698), (24, 13381415), (30, 10705132), (38, 8451420), (40, 8028849), (57, 5634280), (60, 5352566), (76, 4225710), (79, 4065240), (95, 3380568), (114, 2817140), (120, 2676283), (152, 2112855), (158, 2032620), (190, 1690284), (228, 1408570), (237, 1355080), (285, 1126856), (316, 1016310), (380, 845142), (395, 813048), (456, 704285), (474, 677540), (570, 563428), (632, 508155), (760, 422571), (790, 406524), (948, 338770), (1140, 281714), (1185, 271016), (1501, 213960), (1580, 203262), (1783, 180120), (1896, 169385), (2280, 140857), (2370, 135508), (3002, 106980), (3160, 101631), (3566, 90060), (4503, 71320), (4740, 67754), (5349, 60040), (6004, 53490), (7132, 45030), (7505, 42792), (8915, 36024), (9006, 35660), (9480, 33877), (10698, 30020), (12008, 26745), (14264, 22515), (15010, 21396), (17830, 18012)]