7145440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 18615744

約数和(自身を除く): 11470304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 68, 71, 74, 80, 85, 136, 142, 148, 160, 170, 185, 272, 284, 296, 340, 355, 370, 544, 568, 592, 629, 680, 710, 740, 1136, 1184, 1207, 1258, 1360, 1420, 1480, 2272, 2414, 2516, 2627, 2720, 2840, 2960, 3145, 4828, 5032, 5254, 5680, 5920, 6035, 6290, 9656, 10064, 10508, 11360, 12070, 12580, 13135, 19312, 20128, 21016, 24140, 25160, 26270, 38624, 42032, 44659, 48280, 50320, 52540, 84064, 89318, 96560, 100640, 105080, 178636, 193120, 210160, 223295, 357272, 420320, 446590, 714544, 893180, 1429088, 1786360, 3572720, 7145440]

約数ペア:

[(1, 7145440), (2, 3572720), (4, 1786360), (5, 1429088), (8, 893180), (10, 714544), (16, 446590), (17, 420320), (20, 357272), (32, 223295), (34, 210160), (37, 193120), (40, 178636), (68, 105080), (71, 100640), (74, 96560), (80, 89318), (85, 84064), (136, 52540), (142, 50320), (148, 48280), (160, 44659), (170, 42032), (185, 38624), (272, 26270), (284, 25160), (296, 24140), (340, 21016), (355, 20128), (370, 19312), (544, 13135), (568, 12580), (592, 12070), (629, 11360), (680, 10508), (710, 10064), (740, 9656), (1136, 6290), (1184, 6035), (1207, 5920), (1258, 5680), (1360, 5254), (1420, 5032), (1480, 4828), (2272, 3145), (2414, 2960), (2516, 2840), (2627, 2720)]