77640120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:827

約数の個数: 160

約数和(自身を含む): 269723520

約数和(自身を除く): 192083400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 773, 810, 837, 930, 1080, 1116, 1240, 1395, 1546, 1620, 1674, 1860, 2232, 2319, 2511, 2790, 3092, 3240, 3348, 3720, 3865, 4185, 4638, 5022, 5580, 6184, 6696, 6957, 7730, 8370, 9276, 10044, 11160, 11595, 12555, 13914, 15460, 16740, 18552, 20088, 20871, 23190, 23963, 25110, 27828, 30920, 33480, 34785, 41742, 46380, 47926, 50220, 55656, 62613, 69570, 71889, 83484, 92760, 95852, 100440, 104355, 119815, 125226, 139140, 143778, 166968, 191704, 208710, 215667, 239630, 250452, 278280, 287556, 313065, 359445, 417420, 431334, 479260, 500904, 575112, 626130, 647001, 718890, 834840, 862668, 958520, 1078335, 1252260, 1294002, 1437780, 1725336, 1941003, 2156670, 2504520, 2588004, 2875560, 3235005, 3882006, 4313340, 5176008, 6470010, 7764012, 8626680, 9705015, 12940020, 15528024, 19410030, 25880040, 38820060, 77640120]

約数ペア:

[(1, 77640120), (2, 38820060), (3, 25880040), (4, 19410030), (5, 15528024), (6, 12940020), (8, 9705015), (9, 8626680), (10, 7764012), (12, 6470010), (15, 5176008), (18, 4313340), (20, 3882006), (24, 3235005), (27, 2875560), (30, 2588004), (31, 2504520), (36, 2156670), (40, 1941003), (45, 1725336), (54, 1437780), (60, 1294002), (62, 1252260), (72, 1078335), (81, 958520), (90, 862668), (93, 834840), (108, 718890), (120, 647001), (124, 626130), (135, 575112), (155, 500904), (162, 479260), (180, 431334), (186, 417420), (216, 359445), (248, 313065), (270, 287556), (279, 278280), (310, 250452), (324, 239630), (360, 215667), (372, 208710), (405, 191704), (465, 166968), (540, 143778), (558, 139140), (620, 125226), (648, 119815), (744, 104355), (773, 100440), (810, 95852), (837, 92760), (930, 83484), (1080, 71889), (1116, 69570), (1240, 62613), (1395, 55656), (1546, 50220), (1620, 47926), (1674, 46380), (1860, 41742), (2232, 34785), (2319, 33480), (2511, 30920), (2790, 27828), (3092, 25110), (3240, 23963), (3348, 23190), (3720, 20871), (3865, 20088), (4185, 18552), (4638, 16740), (5022, 15460), (5580, 13914), (6184, 12555), (6696, 11595), (6957, 11160), (7730, 10044), (8370, 9276)]