628259280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{237977}}^1$

素因数の和:238004

約数の個数: 80

約数和(自身を含む): 2124667584

約数和(自身を除く): 1496408304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 237977, 475954, 713931, 951908, 1189885, 1427862, 1903816, 2379770, 2617747, 2855724, 3569655, 3807632, 4759540, 5235494, 5711448, 7139310, 7853241, 9519080, 10470988, 11422896, 13088735, 14278620, 15706482, 19038160, 20941976, 26177470, 28557240, 31412964, 39266205, 41883952, 52354940, 57114480, 62825928, 78532410, 104709880, 125651856, 157064820, 209419760, 314129640, 628259280]

約数ペア:

[(1, 628259280), (2, 314129640), (3, 209419760), (4, 157064820), (5, 125651856), (6, 104709880), (8, 78532410), (10, 62825928), (11, 57114480), (12, 52354940), (15, 41883952), (16, 39266205), (20, 31412964), (22, 28557240), (24, 26177470), (30, 20941976), (33, 19038160), (40, 15706482), (44, 14278620), (48, 13088735), (55, 11422896), (60, 10470988), (66, 9519080), (80, 7853241), (88, 7139310), (110, 5711448), (120, 5235494), (132, 4759540), (165, 3807632), (176, 3569655), (220, 2855724), (240, 2617747), (264, 2379770), (330, 1903816), (440, 1427862), (528, 1189885), (660, 951908), (880, 713931), (1320, 475954), (2640, 237977)]