31494540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1$

素因数の和:448

約数の個数: 192

約数和(自身を含む): 116702208

約数和(自身を除く): 85207668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 401, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 802, 924, 935, 1020, 1122, 1155, 1190, 1203, 1309, 1428, 1540, 1604, 1785, 1870, 2005, 2244, 2310, 2380, 2406, 2618, 2805, 2807, 3570, 3740, 3927, 4010, 4411, 4620, 4812, 5236, 5610, 5614, 6015, 6545, 6817, 7140, 7854, 8020, 8421, 8822, 11220, 11228, 12030, 13090, 13233, 13634, 14035, 15708, 16842, 17644, 19635, 20451, 22055, 24060, 26180, 26466, 27268, 28070, 30877, 33684, 34085, 39270, 40902, 42105, 44110, 47719, 52932, 56140, 61754, 66165, 68170, 74987, 78540, 81804, 84210, 88220, 92631, 95438, 102255, 123508, 132330, 136340, 143157, 149974, 154385, 168420, 185262, 190876, 204510, 224961, 238595, 264660, 286314, 299948, 308770, 370524, 374935, 409020, 449922, 463155, 477190, 524909, 572628, 617540, 715785, 749870, 899844, 926310, 954380, 1049818, 1124805, 1431570, 1499740, 1574727, 1852620, 2099636, 2249610, 2624545, 2863140, 3149454, 4499220, 5249090, 6298908, 7873635, 10498180, 15747270, 31494540]

約数ペア:

[(1, 31494540), (2, 15747270), (3, 10498180), (4, 7873635), (5, 6298908), (6, 5249090), (7, 4499220), (10, 3149454), (11, 2863140), (12, 2624545), (14, 2249610), (15, 2099636), (17, 1852620), (20, 1574727), (21, 1499740), (22, 1431570), (28, 1124805), (30, 1049818), (33, 954380), (34, 926310), (35, 899844), (42, 749870), (44, 715785), (51, 617540), (55, 572628), (60, 524909), (66, 477190), (68, 463155), (70, 449922), (77, 409020), (84, 374935), (85, 370524), (102, 308770), (105, 299948), (110, 286314), (119, 264660), (132, 238595), (140, 224961), (154, 204510), (165, 190876), (170, 185262), (187, 168420), (204, 154385), (210, 149974), (220, 143157), (231, 136340), (238, 132330), (255, 123508), (308, 102255), (330, 95438), (340, 92631), (357, 88220), (374, 84210), (385, 81804), (401, 78540), (420, 74987), (462, 68170), (476, 66165), (510, 61754), (561, 56140), (595, 52932), (660, 47719), (714, 44110), (748, 42105), (770, 40902), (802, 39270), (924, 34085), (935, 33684), (1020, 30877), (1122, 28070), (1155, 27268), (1190, 26466), (1203, 26180), (1309, 24060), (1428, 22055), (1540, 20451), (1604, 19635), (1785, 17644), (1870, 16842), (2005, 15708), (2244, 14035), (2310, 13634), (2380, 13233), (2406, 13090), (2618, 12030), (2805, 11228), (2807, 11220), (3570, 8822), (3740, 8421), (3927, 8020), (4010, 7854), (4411, 7140), (4620, 6817), (4812, 6545), (5236, 6015), (5610, 5614)]