440210648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 907977600

約数和(自身を除く): 467766952

約数列:

[1, 2, 4, 8, 17, 34, 47, 61, 68, 94, 122, 136, 188, 244, 376, 488, 799, 1037, 1129, 1598, 2074, 2258, 2867, 3196, 4148, 4516, 5734, 6392, 8296, 9032, 11468, 19193, 22936, 38386, 48739, 53063, 68869, 76772, 97478, 106126, 137738, 153544, 194956, 212252, 275476, 389912, 424504, 550952, 902071, 1170773, 1804142, 2341546, 3236843, 3608284, 4683092, 6473686, 7216568, 9366184, 12947372, 25894744, 55026331, 110052662, 220105324, 440210648]

約数ペア:

[(1, 440210648), (2, 220105324), (4, 110052662), (8, 55026331), (17, 25894744), (34, 12947372), (47, 9366184), (61, 7216568), (68, 6473686), (94, 4683092), (122, 3608284), (136, 3236843), (188, 2341546), (244, 1804142), (376, 1170773), (488, 902071), (799, 550952), (1037, 424504), (1129, 389912), (1598, 275476), (2074, 212252), (2258, 194956), (2867, 153544), (3196, 137738), (4148, 106126), (4516, 97478), (5734, 76772), (6392, 68869), (8296, 53063), (9032, 48739), (11468, 38386), (19193, 22936)]