72513840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2539}}^1$

素因数の和:2579

約数の個数: 160

約数和(自身を含む): 272125440

約数和(自身を除く): 199611600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2539, 2856, 3570, 4080, 4760, 5078, 5712, 7140, 7617, 9520, 10156, 12695, 14280, 15234, 17773, 20312, 25390, 28560, 30468, 35546, 38085, 40624, 43163, 50780, 53319, 60936, 71092, 76170, 86326, 88865, 101560, 106638, 121872, 129489, 142184, 152340, 172652, 177730, 203120, 213276, 215815, 258978, 266595, 284368, 302141, 304680, 345304, 355460, 426552, 431630, 517956, 533190, 604282, 609360, 647445, 690608, 710920, 853104, 863260, 906423, 1035912, 1066380, 1208564, 1294890, 1421840, 1510705, 1726520, 1812846, 2071824, 2132760, 2417128, 2589780, 3021410, 3453040, 3625692, 4265520, 4532115, 4834256, 5179560, 6042820, 7251384, 9064230, 10359120, 12085640, 14502768, 18128460, 24171280, 36256920, 72513840]

約数ペア:

[(1, 72513840), (2, 36256920), (3, 24171280), (4, 18128460), (5, 14502768), (6, 12085640), (7, 10359120), (8, 9064230), (10, 7251384), (12, 6042820), (14, 5179560), (15, 4834256), (16, 4532115), (17, 4265520), (20, 3625692), (21, 3453040), (24, 3021410), (28, 2589780), (30, 2417128), (34, 2132760), (35, 2071824), (40, 1812846), (42, 1726520), (48, 1510705), (51, 1421840), (56, 1294890), (60, 1208564), (68, 1066380), (70, 1035912), (80, 906423), (84, 863260), (85, 853104), (102, 710920), (105, 690608), (112, 647445), (119, 609360), (120, 604282), (136, 533190), (140, 517956), (168, 431630), (170, 426552), (204, 355460), (210, 345304), (238, 304680), (240, 302141), (255, 284368), (272, 266595), (280, 258978), (336, 215815), (340, 213276), (357, 203120), (408, 177730), (420, 172652), (476, 152340), (510, 142184), (560, 129489), (595, 121872), (680, 106638), (714, 101560), (816, 88865), (840, 86326), (952, 76170), (1020, 71092), (1190, 60936), (1360, 53319), (1428, 50780), (1680, 43163), (1785, 40624), (1904, 38085), (2040, 35546), (2380, 30468), (2539, 28560), (2856, 25390), (3570, 20312), (4080, 17773), (4760, 15234), (5078, 14280), (5712, 12695), (7140, 10156), (7617, 9520)]