215615760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1305

約数の個数: 160

約数和(自身を含む): 724775040

約数和(自身を除く): 509159280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 43, 48, 51, 60, 68, 80, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 240, 255, 258, 272, 340, 344, 408, 430, 510, 516, 645, 680, 688, 731, 816, 860, 1020, 1032, 1229, 1290, 1360, 1462, 1720, 2040, 2064, 2193, 2458, 2580, 2924, 3440, 3655, 3687, 4080, 4386, 4916, 5160, 5848, 6145, 7310, 7374, 8772, 9832, 10320, 10965, 11696, 12290, 14620, 14748, 17544, 18435, 19664, 20893, 21930, 24580, 29240, 29496, 35088, 36870, 41786, 43860, 49160, 52847, 58480, 58992, 62679, 73740, 83572, 87720, 98320, 104465, 105694, 125358, 147480, 158541, 167144, 175440, 208930, 211388, 250716, 264235, 294960, 313395, 317082, 334288, 417860, 422776, 501432, 528470, 626790, 634164, 792705, 835720, 845552, 898399, 1002864, 1056940, 1253580, 1268328, 1585410, 1671440, 1796798, 2113880, 2507160, 2536656, 2695197, 3170820, 3593596, 4227760, 4491995, 5014320, 5390394, 6341640, 7187192, 8983990, 10780788, 12683280, 13475985, 14374384, 17967980, 21561576, 26951970, 35935960, 43123152, 53903940, 71871920, 107807880, 215615760]

約数ペア:

[(1, 215615760), (2, 107807880), (3, 71871920), (4, 53903940), (5, 43123152), (6, 35935960), (8, 26951970), (10, 21561576), (12, 17967980), (15, 14374384), (16, 13475985), (17, 12683280), (20, 10780788), (24, 8983990), (30, 7187192), (34, 6341640), (40, 5390394), (43, 5014320), (48, 4491995), (51, 4227760), (60, 3593596), (68, 3170820), (80, 2695197), (85, 2536656), (86, 2507160), (102, 2113880), (120, 1796798), (129, 1671440), (136, 1585410), (170, 1268328), (172, 1253580), (204, 1056940), (215, 1002864), (240, 898399), (255, 845552), (258, 835720), (272, 792705), (340, 634164), (344, 626790), (408, 528470), (430, 501432), (510, 422776), (516, 417860), (645, 334288), (680, 317082), (688, 313395), (731, 294960), (816, 264235), (860, 250716), (1020, 211388), (1032, 208930), (1229, 175440), (1290, 167144), (1360, 158541), (1462, 147480), (1720, 125358), (2040, 105694), (2064, 104465), (2193, 98320), (2458, 87720), (2580, 83572), (2924, 73740), (3440, 62679), (3655, 58992), (3687, 58480), (4080, 52847), (4386, 49160), (4916, 43860), (5160, 41786), (5848, 36870), (6145, 35088), (7310, 29496), (7374, 29240), (8772, 24580), (9832, 21930), (10320, 20893), (10965, 19664), (11696, 18435), (12290, 17544), (14620, 14748)]