70720020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 256919040

約数和(自身を除く): 186199020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 53, 54, 60, 63, 70, 84, 90, 105, 106, 108, 126, 135, 140, 159, 180, 189, 210, 212, 252, 265, 270, 315, 318, 353, 371, 378, 420, 477, 530, 540, 630, 636, 706, 742, 756, 795, 945, 954, 1059, 1060, 1113, 1260, 1412, 1431, 1484, 1590, 1765, 1855, 1890, 1908, 2118, 2226, 2385, 2471, 2862, 3177, 3180, 3339, 3530, 3710, 3780, 4236, 4452, 4770, 4942, 5295, 5565, 5724, 6354, 6678, 7060, 7155, 7413, 7420, 9531, 9540, 9884, 10017, 10590, 11130, 12355, 12708, 13356, 14310, 14826, 15885, 16695, 18709, 19062, 20034, 21180, 22239, 22260, 24710, 28620, 29652, 31770, 33390, 37065, 37418, 38124, 40068, 44478, 47655, 49420, 50085, 56127, 63540, 66717, 66780, 74130, 74836, 88956, 93545, 95310, 100170, 111195, 112254, 130963, 133434, 148260, 168381, 187090, 190620, 200340, 222390, 224508, 261926, 266868, 280635, 333585, 336762, 374180, 392889, 444780, 505143, 523852, 561270, 654815, 667170, 673524, 785778, 841905, 1010286, 1122540, 1178667, 1309630, 1334340, 1571556, 1683810, 1964445, 2020572, 2357334, 2525715, 2619260, 3367620, 3536001, 3928890, 4714668, 5051430, 5893335, 7072002, 7857780, 10102860, 11786670, 14144004, 17680005, 23573340, 35360010, 70720020]

約数ペア:

[(1, 70720020), (2, 35360010), (3, 23573340), (4, 17680005), (5, 14144004), (6, 11786670), (7, 10102860), (9, 7857780), (10, 7072002), (12, 5893335), (14, 5051430), (15, 4714668), (18, 3928890), (20, 3536001), (21, 3367620), (27, 2619260), (28, 2525715), (30, 2357334), (35, 2020572), (36, 1964445), (42, 1683810), (45, 1571556), (53, 1334340), (54, 1309630), (60, 1178667), (63, 1122540), (70, 1010286), (84, 841905), (90, 785778), (105, 673524), (106, 667170), (108, 654815), (126, 561270), (135, 523852), (140, 505143), (159, 444780), (180, 392889), (189, 374180), (210, 336762), (212, 333585), (252, 280635), (265, 266868), (270, 261926), (315, 224508), (318, 222390), (353, 200340), (371, 190620), (378, 187090), (420, 168381), (477, 148260), (530, 133434), (540, 130963), (630, 112254), (636, 111195), (706, 100170), (742, 95310), (756, 93545), (795, 88956), (945, 74836), (954, 74130), (1059, 66780), (1060, 66717), (1113, 63540), (1260, 56127), (1412, 50085), (1431, 49420), (1484, 47655), (1590, 44478), (1765, 40068), (1855, 38124), (1890, 37418), (1908, 37065), (2118, 33390), (2226, 31770), (2385, 29652), (2471, 28620), (2862, 24710), (3177, 22260), (3180, 22239), (3339, 21180), (3530, 20034), (3710, 19062), (3780, 18709), (4236, 16695), (4452, 15885), (4770, 14826), (4942, 14310), (5295, 13356), (5565, 12708), (5724, 12355), (6354, 11130), (6678, 10590), (7060, 10017), (7155, 9884), (7413, 9540), (7420, 9531)]