277208870380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{451201}}^1$

素因数の和:451379

約数の個数: 96

約数和(自身を含む): 668573075520

約数和(自身を除く): 391364205140

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 139, 170, 221, 260, 278, 340, 442, 556, 695, 884, 1105, 1390, 1807, 2210, 2363, 2780, 3614, 4420, 4726, 7228, 9035, 9452, 11815, 18070, 23630, 30719, 36140, 47260, 61438, 122876, 153595, 307190, 451201, 614380, 902402, 1804804, 2256005, 4512010, 5865613, 7670417, 9024020, 11731226, 15340834, 23462452, 29328065, 30681668, 38352085, 58656130, 62716939, 76704170, 99715421, 117312260, 125433878, 153408340, 199430842, 250867756, 313584695, 398861684, 498577105, 627169390, 815320207, 997154210, 1066187963, 1254338780, 1630640414, 1994308420, 2132375926, 3261280828, 4076601035, 4264751852, 5330939815, 8153202070, 10661879630, 13860443519, 16306404140, 21323759260, 27720887038, 55441774076, 69302217595, 138604435190, 277208870380]

約数ペア:

[(1, 277208870380), (2, 138604435190), (4, 69302217595), (5, 55441774076), (10, 27720887038), (13, 21323759260), (17, 16306404140), (20, 13860443519), (26, 10661879630), (34, 8153202070), (52, 5330939815), (65, 4264751852), (68, 4076601035), (85, 3261280828), (130, 2132375926), (139, 1994308420), (170, 1630640414), (221, 1254338780), (260, 1066187963), (278, 997154210), (340, 815320207), (442, 627169390), (556, 498577105), (695, 398861684), (884, 313584695), (1105, 250867756), (1390, 199430842), (1807, 153408340), (2210, 125433878), (2363, 117312260), (2780, 99715421), (3614, 76704170), (4420, 62716939), (4726, 58656130), (7228, 38352085), (9035, 30681668), (9452, 29328065), (11815, 23462452), (18070, 15340834), (23630, 11731226), (30719, 9024020), (36140, 7670417), (47260, 5865613), (61438, 4512010), (122876, 2256005), (153595, 1804804), (307190, 902402), (451201, 614380)]