257205780

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 336

約数和(自身を含む): 925464960

約数和(自身を除く): 668259180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 59, 60, 65, 69, 78, 81, 90, 92, 108, 115, 117, 118, 130, 135, 138, 156, 162, 177, 180, 195, 207, 230, 234, 236, 243, 260, 270, 276, 295, 299, 324, 345, 351, 354, 390, 405, 414, 460, 468, 486, 531, 540, 585, 590, 598, 621, 690, 702, 708, 729, 767, 780, 810, 828, 885, 897, 972, 1035, 1053, 1062, 1170, 1180, 1196, 1215, 1242, 1357, 1380, 1404, 1458, 1495, 1534, 1593, 1620, 1755, 1770, 1794, 1863, 2070, 2106, 2124, 2301, 2340, 2430, 2484, 2655, 2691, 2714, 2916, 2990, 3068, 3105, 3159, 3186, 3510, 3540, 3588, 3645, 3726, 3835, 4071, 4140, 4212, 4485, 4602, 4779, 4860, 5265, 5310, 5382, 5428, 5589, 5980, 6210, 6318, 6372, 6785, 6903, 7020, 7290, 7452, 7670, 7965, 8073, 8142, 8970, 9204, 9315, 9477, 9558, 10530, 10620, 10764, 11178, 11505, 12213, 12420, 12636, 13455, 13570, 13806, 14337, 14580, 15340, 15795, 15930, 16146, 16284, 16767, 17641, 17940, 18630, 18954, 19116, 20355, 20709, 21060, 22356, 23010, 23895, 24219, 24426, 26910, 27140, 27612, 27945, 28674, 31590, 31860, 32292, 33534, 34515, 35282, 36639, 37260, 37908, 40365, 40710, 41418, 43011, 46020, 47385, 47790, 48438, 48852, 52923, 53820, 55890, 57348, 61065, 62127, 63180, 67068, 69030, 70564, 71685, 72657, 73278, 80730, 81420, 82836, 83835, 86022, 88205, 94770, 95580, 96876, 103545, 105846, 109917, 111780, 121095, 122130, 124254, 138060, 143370, 145314, 146556, 158769, 161460, 167670, 172044, 176410, 183195, 186381, 189540, 207090, 211692, 215055, 217971, 219834, 242190, 244260, 248508, 264615, 286740, 290628, 310635, 317538, 329751, 335340, 352820, 363285, 366390, 372762, 414180, 430110, 435942, 439668, 476307, 484380, 529230, 549585, 559143, 621270, 635076, 659502, 726570, 732780, 745524, 793845, 860220, 871884, 931905, 952614, 989253, 1058460, 1089855, 1099170, 1118286, 1242540, 1319004, 1428921, 1453140, 1587690, 1648755, 1863810, 1905228, 1978506, 2179710, 2198340, 2236572, 2381535, 2795715, 2857842, 3175380, 3297510, 3727620, 3957012, 4286763, 4359420, 4763070, 4946265, 5591430, 5715684, 6595020, 7144605, 8573526, 9526140, 9892530, 11182860, 12860289, 14289210, 17147052, 19785060, 21433815, 25720578, 28578420, 42867630, 51441156, 64301445, 85735260, 128602890, 257205780]

約数ペア:

[(1, 257205780), (2, 128602890), (3, 85735260), (4, 64301445), (5, 51441156), (6, 42867630), (9, 28578420), (10, 25720578), (12, 21433815), (13, 19785060), (15, 17147052), (18, 14289210), (20, 12860289), (23, 11182860), (26, 9892530), (27, 9526140), (30, 8573526), (36, 7144605), (39, 6595020), (45, 5715684), (46, 5591430), (52, 4946265), (54, 4763070), (59, 4359420), (60, 4286763), (65, 3957012), (69, 3727620), (78, 3297510), (81, 3175380), (90, 2857842), (92, 2795715), (108, 2381535), (115, 2236572), (117, 2198340), (118, 2179710), (130, 1978506), (135, 1905228), (138, 1863810), (156, 1648755), (162, 1587690), (177, 1453140), (180, 1428921), (195, 1319004), (207, 1242540), (230, 1118286), (234, 1099170), (236, 1089855), (243, 1058460), (260, 989253), (270, 952614), (276, 931905), (295, 871884), (299, 860220), (324, 793845), (345, 745524), (351, 732780), (354, 726570), (390, 659502), (405, 635076), (414, 621270), (460, 559143), (468, 549585), (486, 529230), (531, 484380), (540, 476307), (585, 439668), (590, 435942), (598, 430110), (621, 414180), (690, 372762), (702, 366390), (708, 363285), (729, 352820), (767, 335340), (780, 329751), (810, 317538), (828, 310635), (885, 290628), (897, 286740), (972, 264615), (1035, 248508), (1053, 244260), (1062, 242190), (1170, 219834), (1180, 217971), (1196, 215055), (1215, 211692), (1242, 207090), (1357, 189540), (1380, 186381), (1404, 183195), (1458, 176410), (1495, 172044), (1534, 167670), (1593, 161460), (1620, 158769), (1755, 146556), (1770, 145314), (1794, 143370), (1863, 138060), (2070, 124254), (2106, 122130), (2124, 121095), (2301, 111780), (2340, 109917), (2430, 105846), (2484, 103545), (2655, 96876), (2691, 95580), (2714, 94770), (2916, 88205), (2990, 86022), (3068, 83835), (3105, 82836), (3159, 81420), (3186, 80730), (3510, 73278), (3540, 72657), (3588, 71685), (3645, 70564), (3726, 69030), (3835, 67068), (4071, 63180), (4140, 62127), (4212, 61065), (4485, 57348), (4602, 55890), (4779, 53820), (4860, 52923), (5265, 48852), (5310, 48438), (5382, 47790), (5428, 47385), (5589, 46020), (5980, 43011), (6210, 41418), (6318, 40710), (6372, 40365), (6785, 37908), (6903, 37260), (7020, 36639), (7290, 35282), (7452, 34515), (7670, 33534), (7965, 32292), (8073, 31860), (8142, 31590), (8970, 28674), (9204, 27945), (9315, 27612), (9477, 27140), (9558, 26910), (10530, 24426), (10620, 24219), (10764, 23895), (11178, 23010), (11505, 22356), (12213, 21060), (12420, 20709), (12636, 20355), (13455, 19116), (13570, 18954), (13806, 18630), (14337, 17940), (14580, 17641), (15340, 16767), (15795, 16284), (15930, 16146)]