12840678268

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1453}}^1$

素因数の和:1560

約数の個数: 108

約数和(自身を含む): 26883965640

約数和(自身を除く): 14043287372

約数列:

[1, 2, 4, 11, 19, 22, 31, 38, 44, 62, 76, 121, 124, 209, 242, 341, 418, 484, 589, 682, 836, 961, 1178, 1364, 1453, 1922, 2299, 2356, 2906, 3751, 3844, 4598, 5812, 6479, 7502, 9196, 10571, 12958, 15004, 15983, 18259, 21142, 25916, 27607, 31966, 36518, 42284, 45043, 55214, 63932, 71269, 73036, 90086, 110428, 116281, 142538, 175813, 180172, 200849, 232562, 285076, 303677, 351626, 401698, 465124, 495473, 607354, 703252, 803396, 855817, 990946, 1214708, 1396333, 1711634, 1981892, 2209339, 2792666, 3340447, 3423268, 4418678, 5450203, 5585332, 6680894, 8837356, 9413987, 10900406, 13361788, 15359663, 18827974, 21800812, 26530327, 30719326, 37655948, 53060654, 61438652, 103553857, 106121308, 168956293, 207107714, 291833597, 337912586, 414215428, 583667194, 675825172, 1167334388, 3210169567, 6420339134, 12840678268]

約数ペア:

[(1, 12840678268), (2, 6420339134), (4, 3210169567), (11, 1167334388), (19, 675825172), (22, 583667194), (31, 414215428), (38, 337912586), (44, 291833597), (62, 207107714), (76, 168956293), (121, 106121308), (124, 103553857), (209, 61438652), (242, 53060654), (341, 37655948), (418, 30719326), (484, 26530327), (589, 21800812), (682, 18827974), (836, 15359663), (961, 13361788), (1178, 10900406), (1364, 9413987), (1453, 8837356), (1922, 6680894), (2299, 5585332), (2356, 5450203), (2906, 4418678), (3751, 3423268), (3844, 3340447), (4598, 2792666), (5812, 2209339), (6479, 1981892), (7502, 1711634), (9196, 1396333), (10571, 1214708), (12958, 990946), (15004, 855817), (15983, 803396), (18259, 703252), (21142, 607354), (25916, 495473), (27607, 465124), (31966, 401698), (36518, 351626), (42284, 303677), (45043, 285076), (55214, 232562), (63932, 200849), (71269, 180172), (73036, 175813), (90086, 142538), (110428, 116281)]