12695280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 42751728

約数和(自身を除く): 30056448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 313, 338, 390, 507, 520, 624, 626, 676, 780, 845, 939, 1014, 1040, 1252, 1352, 1560, 1565, 1690, 1878, 2028, 2504, 2535, 2704, 3120, 3130, 3380, 3756, 4056, 4069, 4695, 5008, 5070, 6260, 6760, 7512, 8112, 8138, 9390, 10140, 12207, 12520, 13520, 15024, 16276, 18780, 20280, 20345, 24414, 25040, 32552, 37560, 40560, 40690, 48828, 52897, 61035, 65104, 75120, 81380, 97656, 105794, 122070, 158691, 162760, 195312, 211588, 244140, 264485, 317382, 325520, 423176, 488280, 528970, 634764, 793455, 846352, 976560, 1057940, 1269528, 1586910, 2115880, 2539056, 3173820, 4231760, 6347640, 12695280]

約数ペア:

[(1, 12695280), (2, 6347640), (3, 4231760), (4, 3173820), (5, 2539056), (6, 2115880), (8, 1586910), (10, 1269528), (12, 1057940), (13, 976560), (15, 846352), (16, 793455), (20, 634764), (24, 528970), (26, 488280), (30, 423176), (39, 325520), (40, 317382), (48, 264485), (52, 244140), (60, 211588), (65, 195312), (78, 162760), (80, 158691), (104, 122070), (120, 105794), (130, 97656), (156, 81380), (169, 75120), (195, 65104), (208, 61035), (240, 52897), (260, 48828), (312, 40690), (313, 40560), (338, 37560), (390, 32552), (507, 25040), (520, 24414), (624, 20345), (626, 20280), (676, 18780), (780, 16276), (845, 15024), (939, 13520), (1014, 12520), (1040, 12207), (1252, 10140), (1352, 9390), (1560, 8138), (1565, 8112), (1690, 7512), (1878, 6760), (2028, 6260), (2504, 5070), (2535, 5008), (2704, 4695), (3120, 4069), (3130, 4056), (3380, 3756)]