210454020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:359

約数の個数: 216

約数和(自身を含む): 752903424

約数和(自身を除く): 542449404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 107, 126, 140, 147, 180, 196, 210, 214, 223, 245, 252, 294, 315, 321, 420, 428, 441, 446, 490, 535, 588, 630, 642, 669, 735, 749, 882, 892, 963, 980, 1070, 1115, 1260, 1284, 1338, 1470, 1498, 1561, 1605, 1764, 1926, 2007, 2140, 2205, 2230, 2247, 2676, 2940, 2996, 3122, 3210, 3345, 3745, 3852, 4014, 4410, 4460, 4494, 4683, 4815, 5243, 6244, 6420, 6690, 6741, 7490, 7805, 8028, 8820, 8988, 9366, 9630, 10035, 10486, 10927, 11235, 13380, 13482, 14049, 14980, 15610, 15729, 18732, 19260, 20070, 20972, 21854, 22470, 23415, 23861, 26215, 26964, 28098, 31220, 31458, 32781, 33705, 40140, 43708, 44940, 46830, 47187, 47722, 52430, 54635, 56196, 62916, 65562, 67410, 70245, 71583, 78645, 93660, 94374, 95444, 98343, 104860, 109270, 119305, 131124, 134820, 140490, 143166, 157290, 163905, 167027, 188748, 196686, 214749, 218540, 235935, 238610, 280980, 286332, 314580, 327810, 334054, 357915, 393372, 429498, 471870, 477220, 491715, 501081, 655620, 668108, 715830, 835135, 858996, 943740, 983430, 1002162, 1073745, 1169189, 1431660, 1503243, 1670270, 1966860, 2004324, 2147490, 2338378, 2505405, 3006486, 3340540, 3507567, 4294980, 4676756, 5010810, 5845945, 6012972, 7015134, 7516215, 10021620, 10522701, 11691890, 14030268, 15032430, 17537835, 21045402, 23383780, 30064860, 35075670, 42090804, 52613505, 70151340, 105227010, 210454020]

約数ペア:

[(1, 210454020), (2, 105227010), (3, 70151340), (4, 52613505), (5, 42090804), (6, 35075670), (7, 30064860), (9, 23383780), (10, 21045402), (12, 17537835), (14, 15032430), (15, 14030268), (18, 11691890), (20, 10522701), (21, 10021620), (28, 7516215), (30, 7015134), (35, 6012972), (36, 5845945), (42, 5010810), (45, 4676756), (49, 4294980), (60, 3507567), (63, 3340540), (70, 3006486), (84, 2505405), (90, 2338378), (98, 2147490), (105, 2004324), (107, 1966860), (126, 1670270), (140, 1503243), (147, 1431660), (180, 1169189), (196, 1073745), (210, 1002162), (214, 983430), (223, 943740), (245, 858996), (252, 835135), (294, 715830), (315, 668108), (321, 655620), (420, 501081), (428, 491715), (441, 477220), (446, 471870), (490, 429498), (535, 393372), (588, 357915), (630, 334054), (642, 327810), (669, 314580), (735, 286332), (749, 280980), (882, 238610), (892, 235935), (963, 218540), (980, 214749), (1070, 196686), (1115, 188748), (1260, 167027), (1284, 163905), (1338, 157290), (1470, 143166), (1498, 140490), (1561, 134820), (1605, 131124), (1764, 119305), (1926, 109270), (2007, 104860), (2140, 98343), (2205, 95444), (2230, 94374), (2247, 93660), (2676, 78645), (2940, 71583), (2996, 70245), (3122, 67410), (3210, 65562), (3345, 62916), (3745, 56196), (3852, 54635), (4014, 52430), (4410, 47722), (4460, 47187), (4494, 46830), (4683, 44940), (4815, 43708), (5243, 40140), (6244, 33705), (6420, 32781), (6690, 31458), (6741, 31220), (7490, 28098), (7805, 26964), (8028, 26215), (8820, 23861), (8988, 23415), (9366, 22470), (9630, 21854), (10035, 20972), (10486, 20070), (10927, 19260), (11235, 18732), (13380, 15729), (13482, 15610), (14049, 14980)]