678879120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^3$

素因数の和:194

約数の個数: 160

約数和(自身を含む): 2257891200

約数和(自身を除く): 1579012080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 53, 57, 60, 76, 80, 95, 106, 114, 120, 152, 159, 190, 212, 228, 240, 265, 285, 304, 318, 380, 424, 456, 530, 570, 636, 760, 795, 848, 912, 1007, 1060, 1140, 1272, 1520, 1590, 2014, 2120, 2280, 2544, 2809, 3021, 3180, 4028, 4240, 4560, 5035, 5618, 6042, 6360, 8056, 8427, 10070, 11236, 12084, 12720, 14045, 15105, 16112, 16854, 20140, 22472, 24168, 28090, 30210, 33708, 40280, 42135, 44944, 48336, 53371, 56180, 60420, 67416, 80560, 84270, 106742, 112360, 120840, 134832, 148877, 160113, 168540, 213484, 224720, 241680, 266855, 297754, 320226, 337080, 426968, 446631, 533710, 595508, 640452, 674160, 744385, 800565, 853936, 893262, 1067420, 1191016, 1280904, 1488770, 1601130, 1786524, 2134840, 2233155, 2382032, 2561808, 2828663, 2977540, 3202260, 3573048, 4269680, 4466310, 5657326, 5955080, 6404520, 7146096, 8485989, 8932620, 11314652, 11910160, 12809040, 14143315, 16971978, 17865240, 22629304, 28286630, 33943956, 35730480, 42429945, 45258608, 56573260, 67887912, 84859890, 113146520, 135775824, 169719780, 226293040, 339439560, 678879120]

約数ペア:

[(1, 678879120), (2, 339439560), (3, 226293040), (4, 169719780), (5, 135775824), (6, 113146520), (8, 84859890), (10, 67887912), (12, 56573260), (15, 45258608), (16, 42429945), (19, 35730480), (20, 33943956), (24, 28286630), (30, 22629304), (38, 17865240), (40, 16971978), (48, 14143315), (53, 12809040), (57, 11910160), (60, 11314652), (76, 8932620), (80, 8485989), (95, 7146096), (106, 6404520), (114, 5955080), (120, 5657326), (152, 4466310), (159, 4269680), (190, 3573048), (212, 3202260), (228, 2977540), (240, 2828663), (265, 2561808), (285, 2382032), (304, 2233155), (318, 2134840), (380, 1786524), (424, 1601130), (456, 1488770), (530, 1280904), (570, 1191016), (636, 1067420), (760, 893262), (795, 853936), (848, 800565), (912, 744385), (1007, 674160), (1060, 640452), (1140, 595508), (1272, 533710), (1520, 446631), (1590, 426968), (2014, 337080), (2120, 320226), (2280, 297754), (2544, 266855), (2809, 241680), (3021, 224720), (3180, 213484), (4028, 168540), (4240, 160113), (4560, 148877), (5035, 134832), (5618, 120840), (6042, 112360), (6360, 106742), (8056, 84270), (8427, 80560), (10070, 67416), (11236, 60420), (12084, 56180), (12720, 53371), (14045, 48336), (15105, 44944), (16112, 42135), (16854, 40280), (20140, 33708), (22472, 30210), (24168, 28090)]