81277308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 252295680

約数和(自身を除く): 171018372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 37, 42, 46, 63, 69, 74, 84, 92, 111, 126, 138, 148, 161, 207, 222, 252, 259, 276, 322, 333, 379, 414, 444, 483, 518, 644, 666, 758, 777, 828, 851, 966, 1036, 1137, 1332, 1449, 1516, 1554, 1702, 1932, 2274, 2331, 2553, 2653, 2898, 3108, 3404, 3411, 4548, 4662, 5106, 5306, 5796, 5957, 6822, 7659, 7959, 8717, 9324, 10212, 10612, 11914, 13644, 14023, 15318, 15918, 17434, 17871, 23828, 23877, 26151, 28046, 30636, 31836, 34868, 35742, 42069, 47754, 52302, 53613, 56092, 61019, 71484, 78453, 84138, 95508, 98161, 104604, 107226, 122038, 126207, 156906, 168276, 183057, 196322, 214452, 244076, 252414, 294483, 313812, 322529, 366114, 392644, 504828, 549171, 588966, 645058, 732228, 883449, 967587, 1098342, 1177932, 1290116, 1766898, 1935174, 2196684, 2257703, 2902761, 3533796, 3870348, 4515406, 5805522, 6773109, 9030812, 11611044, 13546218, 20319327, 27092436, 40638654, 81277308]

約数ペア:

[(1, 81277308), (2, 40638654), (3, 27092436), (4, 20319327), (6, 13546218), (7, 11611044), (9, 9030812), (12, 6773109), (14, 5805522), (18, 4515406), (21, 3870348), (23, 3533796), (28, 2902761), (36, 2257703), (37, 2196684), (42, 1935174), (46, 1766898), (63, 1290116), (69, 1177932), (74, 1098342), (84, 967587), (92, 883449), (111, 732228), (126, 645058), (138, 588966), (148, 549171), (161, 504828), (207, 392644), (222, 366114), (252, 322529), (259, 313812), (276, 294483), (322, 252414), (333, 244076), (379, 214452), (414, 196322), (444, 183057), (483, 168276), (518, 156906), (644, 126207), (666, 122038), (758, 107226), (777, 104604), (828, 98161), (851, 95508), (966, 84138), (1036, 78453), (1137, 71484), (1332, 61019), (1449, 56092), (1516, 53613), (1554, 52302), (1702, 47754), (1932, 42069), (2274, 35742), (2331, 34868), (2553, 31836), (2653, 30636), (2898, 28046), (3108, 26151), (3404, 23877), (3411, 23828), (4548, 17871), (4662, 17434), (5106, 15918), (5306, 15318), (5796, 14023), (5957, 13644), (6822, 11914), (7659, 10612), (7959, 10212), (8717, 9324)]