207137840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:839

約数の個数: 160

約数和(自身を含む): 609544320

約数和(自身を除く): 402406480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 182, 185, 208, 259, 260, 280, 296, 364, 370, 455, 481, 518, 520, 560, 592, 728, 740, 769, 910, 962, 1036, 1040, 1295, 1456, 1480, 1538, 1820, 1924, 2072, 2405, 2590, 2960, 3076, 3367, 3640, 3845, 3848, 4144, 4810, 5180, 5383, 6152, 6734, 7280, 7690, 7696, 9620, 9997, 10360, 10766, 12304, 13468, 15380, 16835, 19240, 19994, 20720, 21532, 26915, 26936, 28453, 30760, 33670, 38480, 39988, 43064, 49985, 53830, 53872, 56906, 61520, 67340, 69979, 79976, 86128, 99970, 107660, 113812, 134680, 139958, 142265, 159952, 199171, 199940, 215320, 227624, 269360, 279916, 284530, 349895, 369889, 398342, 399880, 430640, 455248, 559832, 569060, 699790, 739778, 796684, 799760, 995855, 1119664, 1138120, 1399580, 1479556, 1593368, 1849445, 1991710, 2276240, 2589223, 2799160, 2959112, 3186736, 3698890, 3983420, 5178446, 5598320, 5918224, 7397780, 7966840, 10356892, 12946115, 14795560, 15933680, 20713784, 25892230, 29591120, 41427568, 51784460, 103568920, 207137840]

約数ペア:

[(1, 207137840), (2, 103568920), (4, 51784460), (5, 41427568), (7, 29591120), (8, 25892230), (10, 20713784), (13, 15933680), (14, 14795560), (16, 12946115), (20, 10356892), (26, 7966840), (28, 7397780), (35, 5918224), (37, 5598320), (40, 5178446), (52, 3983420), (56, 3698890), (65, 3186736), (70, 2959112), (74, 2799160), (80, 2589223), (91, 2276240), (104, 1991710), (112, 1849445), (130, 1593368), (140, 1479556), (148, 1399580), (182, 1138120), (185, 1119664), (208, 995855), (259, 799760), (260, 796684), (280, 739778), (296, 699790), (364, 569060), (370, 559832), (455, 455248), (481, 430640), (518, 399880), (520, 398342), (560, 369889), (592, 349895), (728, 284530), (740, 279916), (769, 269360), (910, 227624), (962, 215320), (1036, 199940), (1040, 199171), (1295, 159952), (1456, 142265), (1480, 139958), (1538, 134680), (1820, 113812), (1924, 107660), (2072, 99970), (2405, 86128), (2590, 79976), (2960, 69979), (3076, 67340), (3367, 61520), (3640, 56906), (3845, 53872), (3848, 53830), (4144, 49985), (4810, 43064), (5180, 39988), (5383, 38480), (6152, 33670), (6734, 30760), (7280, 28453), (7690, 26936), (7696, 26915), (9620, 21532), (9997, 20720), (10360, 19994), (10766, 19240), (12304, 16835), (13468, 15380)]