61745190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 172730880

約数和(自身を除く): 110985690

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 67, 78, 85, 102, 130, 134, 139, 170, 195, 201, 221, 255, 278, 335, 390, 402, 417, 442, 510, 663, 670, 695, 834, 871, 1005, 1105, 1139, 1326, 1390, 1742, 1807, 2010, 2085, 2210, 2278, 2363, 2613, 3315, 3417, 3614, 4170, 4355, 4726, 5226, 5421, 5695, 6630, 6834, 7089, 8710, 9035, 9313, 10842, 11390, 11815, 13065, 14178, 14807, 17085, 18070, 18626, 23630, 26130, 27105, 27939, 29614, 30719, 34170, 35445, 44421, 46565, 54210, 55878, 61438, 70890, 74035, 88842, 92157, 93130, 121069, 139695, 148070, 153595, 158321, 184314, 222105, 242138, 279390, 307190, 316642, 363207, 444210, 460785, 474963, 605345, 726414, 791605, 921570, 949926, 1210690, 1583210, 1816035, 2058173, 2374815, 3632070, 4116346, 4749630, 6174519, 10290865, 12349038, 20581730, 30872595, 61745190]

約数ペア:

[(1, 61745190), (2, 30872595), (3, 20581730), (5, 12349038), (6, 10290865), (10, 6174519), (13, 4749630), (15, 4116346), (17, 3632070), (26, 2374815), (30, 2058173), (34, 1816035), (39, 1583210), (51, 1210690), (65, 949926), (67, 921570), (78, 791605), (85, 726414), (102, 605345), (130, 474963), (134, 460785), (139, 444210), (170, 363207), (195, 316642), (201, 307190), (221, 279390), (255, 242138), (278, 222105), (335, 184314), (390, 158321), (402, 153595), (417, 148070), (442, 139695), (510, 121069), (663, 93130), (670, 92157), (695, 88842), (834, 74035), (871, 70890), (1005, 61438), (1105, 55878), (1139, 54210), (1326, 46565), (1390, 44421), (1742, 35445), (1807, 34170), (2010, 30719), (2085, 29614), (2210, 27939), (2278, 27105), (2363, 26130), (2613, 23630), (3315, 18626), (3417, 18070), (3614, 17085), (4170, 14807), (4355, 14178), (4726, 13065), (5226, 11815), (5421, 11390), (5695, 10842), (6630, 9313), (6834, 9035), (7089, 8710)]