645540960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70783}}^1$

素因数の和:70820

約数の個数: 96

約数和(自身を含む): 2140508160

約数和(自身を除く): 1494967200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 70783, 141566, 212349, 283132, 353915, 424698, 566264, 707830, 849396, 1061745, 1132528, 1344877, 1415660, 1698792, 2123490, 2265056, 2689754, 2831320, 3397584, 4034631, 4246980, 5379508, 5662640, 6724385, 6795168, 8069262, 8493960, 10759016, 11325280, 13448770, 16138524, 16987920, 20173155, 21518032, 26897540, 32277048, 33975840, 40346310, 43036064, 53795080, 64554096, 80692620, 107590160, 129108192, 161385240, 215180320, 322770480, 645540960]

約数ペア:

[(1, 645540960), (2, 322770480), (3, 215180320), (4, 161385240), (5, 129108192), (6, 107590160), (8, 80692620), (10, 64554096), (12, 53795080), (15, 43036064), (16, 40346310), (19, 33975840), (20, 32277048), (24, 26897540), (30, 21518032), (32, 20173155), (38, 16987920), (40, 16138524), (48, 13448770), (57, 11325280), (60, 10759016), (76, 8493960), (80, 8069262), (95, 6795168), (96, 6724385), (114, 5662640), (120, 5379508), (152, 4246980), (160, 4034631), (190, 3397584), (228, 2831320), (240, 2689754), (285, 2265056), (304, 2123490), (380, 1698792), (456, 1415660), (480, 1344877), (570, 1132528), (608, 1061745), (760, 849396), (912, 707830), (1140, 566264), (1520, 424698), (1824, 353915), (2280, 283132), (3040, 212349), (4560, 141566), (9120, 70783)]