251774640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:796

約数の個数: 240

約数和(自身を含む): 936481728

約数和(自身を除く): 684707088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 148, 156, 180, 185, 195, 208, 222, 234, 240, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 592, 624, 666, 720, 727, 740, 780, 888, 936, 962, 1040, 1110, 1170, 1332, 1443, 1454, 1480, 1560, 1665, 1776, 1872, 1924, 2181, 2220, 2340, 2405, 2664, 2886, 2908, 2960, 3120, 3330, 3635, 3848, 4329, 4362, 4440, 4680, 4810, 5328, 5772, 5816, 6543, 6660, 7215, 7270, 7696, 8658, 8724, 8880, 9360, 9451, 9620, 10905, 11544, 11632, 13086, 13320, 14430, 14540, 17316, 17448, 18902, 19240, 21645, 21810, 23088, 26172, 26640, 26899, 28353, 28860, 29080, 32715, 34632, 34896, 37804, 38480, 43290, 43620, 47255, 52344, 53798, 56706, 57720, 58160, 65430, 69264, 75608, 80697, 85059, 86580, 87240, 94510, 104688, 107596, 113412, 115440, 130860, 134495, 141765, 151216, 161394, 170118, 173160, 174480, 189020, 215192, 226824, 242091, 261720, 268990, 283530, 322788, 340236, 346320, 349687, 378040, 403485, 425295, 430384, 453648, 484182, 523440, 537980, 567060, 645576, 680472, 699374, 756080, 806970, 850590, 968364, 1049061, 1075960, 1134120, 1210455, 1291152, 1360944, 1398748, 1613940, 1701180, 1748435, 1936728, 2098122, 2151920, 2268240, 2420910, 2797496, 3147183, 3227880, 3402360, 3496870, 3873456, 4196244, 4841820, 5245305, 5594992, 6294366, 6455760, 6804720, 6993740, 8392488, 9683640, 10490610, 12588732, 13987480, 15735915, 16784976, 19367280, 20981220, 25177464, 27974960, 31471830, 41962440, 50354928, 62943660, 83924880, 125887320, 251774640]

約数ペア:

[(1, 251774640), (2, 125887320), (3, 83924880), (4, 62943660), (5, 50354928), (6, 41962440), (8, 31471830), (9, 27974960), (10, 25177464), (12, 20981220), (13, 19367280), (15, 16784976), (16, 15735915), (18, 13987480), (20, 12588732), (24, 10490610), (26, 9683640), (30, 8392488), (36, 6993740), (37, 6804720), (39, 6455760), (40, 6294366), (45, 5594992), (48, 5245305), (52, 4841820), (60, 4196244), (65, 3873456), (72, 3496870), (74, 3402360), (78, 3227880), (80, 3147183), (90, 2797496), (104, 2420910), (111, 2268240), (117, 2151920), (120, 2098122), (130, 1936728), (144, 1748435), (148, 1701180), (156, 1613940), (180, 1398748), (185, 1360944), (195, 1291152), (208, 1210455), (222, 1134120), (234, 1075960), (240, 1049061), (260, 968364), (296, 850590), (312, 806970), (333, 756080), (360, 699374), (370, 680472), (390, 645576), (444, 567060), (468, 537980), (481, 523440), (520, 484182), (555, 453648), (585, 430384), (592, 425295), (624, 403485), (666, 378040), (720, 349687), (727, 346320), (740, 340236), (780, 322788), (888, 283530), (936, 268990), (962, 261720), (1040, 242091), (1110, 226824), (1170, 215192), (1332, 189020), (1443, 174480), (1454, 173160), (1480, 170118), (1560, 161394), (1665, 151216), (1776, 141765), (1872, 134495), (1924, 130860), (2181, 115440), (2220, 113412), (2340, 107596), (2405, 104688), (2664, 94510), (2886, 87240), (2908, 86580), (2960, 85059), (3120, 80697), (3330, 75608), (3635, 69264), (3848, 65430), (4329, 58160), (4362, 57720), (4440, 56706), (4680, 53798), (4810, 52344), (5328, 47255), (5772, 43620), (5816, 43290), (6543, 38480), (6660, 37804), (7215, 34896), (7270, 34632), (7696, 32715), (8658, 29080), (8724, 28860), (8880, 28353), (9360, 26899), (9451, 26640), (9620, 26172), (10905, 23088), (11544, 21810), (11632, 21645), (13086, 19240), (13320, 18902), (14430, 17448), (14540, 17316)]