1816620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 5842368

約数和(自身を除く): 4025748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 137, 156, 170, 195, 204, 221, 255, 260, 274, 340, 390, 411, 442, 510, 548, 663, 685, 780, 822, 884, 1020, 1105, 1326, 1370, 1644, 1781, 2055, 2210, 2329, 2652, 2740, 3315, 3562, 4110, 4420, 4658, 5343, 6630, 6987, 7124, 8220, 8905, 9316, 10686, 11645, 13260, 13974, 17810, 21372, 23290, 26715, 27948, 30277, 34935, 35620, 46580, 53430, 60554, 69870, 90831, 106860, 121108, 139740, 151385, 181662, 302770, 363324, 454155, 605540, 908310, 1816620]

約数ペア:

[(1, 1816620), (2, 908310), (3, 605540), (4, 454155), (5, 363324), (6, 302770), (10, 181662), (12, 151385), (13, 139740), (15, 121108), (17, 106860), (20, 90831), (26, 69870), (30, 60554), (34, 53430), (39, 46580), (51, 35620), (52, 34935), (60, 30277), (65, 27948), (68, 26715), (78, 23290), (85, 21372), (102, 17810), (130, 13974), (137, 13260), (156, 11645), (170, 10686), (195, 9316), (204, 8905), (221, 8220), (255, 7124), (260, 6987), (274, 6630), (340, 5343), (390, 4658), (411, 4420), (442, 4110), (510, 3562), (548, 3315), (663, 2740), (685, 2652), (780, 2329), (822, 2210), (884, 2055), (1020, 1781), (1105, 1644), (1326, 1370)]