2680940340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21617}}^1$

素因数の和:21698

約数の個数: 144

約数和(自身を含む): 8923391568

約数和(自身を除く): 6242451228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 636, 689, 780, 795, 954, 1060, 1170, 1378, 1590, 1908, 2067, 2340, 2385, 2756, 3180, 3445, 4134, 4770, 6201, 6890, 8268, 9540, 10335, 12402, 13780, 20670, 21617, 24804, 31005, 41340, 43234, 62010, 64851, 86468, 108085, 124020, 129702, 194553, 216170, 259404, 281021, 324255, 389106, 432340, 562042, 648510, 778212, 843063, 972765, 1124084, 1145701, 1297020, 1405105, 1686126, 1945530, 2291402, 2529189, 2810210, 3372252, 3437103, 3891060, 4215315, 4582804, 5058378, 5620420, 5728505, 6874206, 8430630, 10116756, 10311309, 11457010, 12645945, 13748412, 14894113, 16861260, 17185515, 20622618, 22914020, 25291890, 29788226, 34371030, 41245236, 44682339, 50583780, 51556545, 59576452, 68742060, 74470565, 89364678, 103113090, 134047017, 148941130, 178729356, 206226180, 223411695, 268094034, 297882260, 446823390, 536188068, 670235085, 893646780, 1340470170, 2680940340]

約数ペア:

[(1, 2680940340), (2, 1340470170), (3, 893646780), (4, 670235085), (5, 536188068), (6, 446823390), (9, 297882260), (10, 268094034), (12, 223411695), (13, 206226180), (15, 178729356), (18, 148941130), (20, 134047017), (26, 103113090), (30, 89364678), (36, 74470565), (39, 68742060), (45, 59576452), (52, 51556545), (53, 50583780), (60, 44682339), (65, 41245236), (78, 34371030), (90, 29788226), (106, 25291890), (117, 22914020), (130, 20622618), (156, 17185515), (159, 16861260), (180, 14894113), (195, 13748412), (212, 12645945), (234, 11457010), (260, 10311309), (265, 10116756), (318, 8430630), (390, 6874206), (468, 5728505), (477, 5620420), (530, 5058378), (585, 4582804), (636, 4215315), (689, 3891060), (780, 3437103), (795, 3372252), (954, 2810210), (1060, 2529189), (1170, 2291402), (1378, 1945530), (1590, 1686126), (1908, 1405105), (2067, 1297020), (2340, 1145701), (2385, 1124084), (2756, 972765), (3180, 843063), (3445, 778212), (4134, 648510), (4770, 562042), (6201, 432340), (6890, 389106), (8268, 324255), (9540, 281021), (10335, 259404), (12402, 216170), (13780, 194553), (20670, 129702), (21617, 124020), (24804, 108085), (31005, 86468), (41340, 64851), (43234, 62010)]