240785280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2501

約数の個数: 192

約数和(自身を含む): 880729200

約数和(自身を除く): 639943920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 816, 960, 1020, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2448, 2459, 2720, 2880, 3060, 3264, 4080, 4896, 4918, 5440, 5760, 6120, 6528, 7377, 8160, 9792, 9836, 10880, 12240, 12295, 14754, 16320, 19584, 19672, 22131, 24480, 24590, 29508, 32640, 36885, 39344, 41803, 44262, 48960, 49180, 59016, 73770, 78688, 83606, 88524, 97920, 98360, 110655, 118032, 125409, 147540, 157376, 167212, 177048, 196720, 209015, 221310, 236064, 250818, 295080, 314752, 334424, 354096, 376227, 393440, 418030, 442620, 472128, 501636, 590160, 627045, 668848, 708192, 752454, 786880, 836060, 885240, 944256, 1003272, 1180320, 1254090, 1337696, 1416384, 1504908, 1573760, 1672120, 1770480, 1881135, 2006544, 2360640, 2508180, 2675392, 2832768, 3009816, 3344240, 3540960, 3762270, 4013088, 4721280, 5016360, 5350784, 6019632, 6688480, 7081920, 7524540, 8026176, 10032720, 12039264, 13376960, 14163840, 15049080, 16052352, 20065440, 24078528, 26753920, 30098160, 40130880, 48157056, 60196320, 80261760, 120392640, 240785280]

約数ペア:

[(1, 240785280), (2, 120392640), (3, 80261760), (4, 60196320), (5, 48157056), (6, 40130880), (8, 30098160), (9, 26753920), (10, 24078528), (12, 20065440), (15, 16052352), (16, 15049080), (17, 14163840), (18, 13376960), (20, 12039264), (24, 10032720), (30, 8026176), (32, 7524540), (34, 7081920), (36, 6688480), (40, 6019632), (45, 5350784), (48, 5016360), (51, 4721280), (60, 4013088), (64, 3762270), (68, 3540960), (72, 3344240), (80, 3009816), (85, 2832768), (90, 2675392), (96, 2508180), (102, 2360640), (120, 2006544), (128, 1881135), (136, 1770480), (144, 1672120), (153, 1573760), (160, 1504908), (170, 1416384), (180, 1337696), (192, 1254090), (204, 1180320), (240, 1003272), (255, 944256), (272, 885240), (288, 836060), (306, 786880), (320, 752454), (340, 708192), (360, 668848), (384, 627045), (408, 590160), (480, 501636), (510, 472128), (544, 442620), (576, 418030), (612, 393440), (640, 376227), (680, 354096), (720, 334424), (765, 314752), (816, 295080), (960, 250818), (1020, 236064), (1088, 221310), (1152, 209015), (1224, 196720), (1360, 177048), (1440, 167212), (1530, 157376), (1632, 147540), (1920, 125409), (2040, 118032), (2176, 110655), (2448, 98360), (2459, 97920), (2720, 88524), (2880, 83606), (3060, 78688), (3264, 73770), (4080, 59016), (4896, 49180), (4918, 48960), (5440, 44262), (5760, 41803), (6120, 39344), (6528, 36885), (7377, 32640), (8160, 29508), (9792, 24590), (9836, 24480), (10880, 22131), (12240, 19672), (12295, 19584), (14754, 16320)]