15679839420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157523}}^1$

素因数の和:157624

約数の個数: 144

約数和(自身を含む): 55045186560

約数和(自身を除く): 39365347140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 790, 948, 1106, 1185, 1260, 1422, 1580, 1659, 2212, 2370, 2765, 2844, 3318, 3555, 4740, 4977, 5530, 6636, 7110, 8295, 9954, 11060, 14220, 16590, 19908, 24885, 33180, 49770, 99540, 157523, 315046, 472569, 630092, 787615, 945138, 1102661, 1417707, 1575230, 1890276, 2205322, 2362845, 2835414, 3150460, 3307983, 4410644, 4725690, 5513305, 5670828, 6615966, 7088535, 9451380, 9923949, 11026610, 12444317, 13231932, 14177070, 16539915, 19847898, 22053220, 24888634, 28354140, 33079830, 37332951, 39695796, 49619745, 49777268, 62221585, 66159660, 74665902, 87110219, 99239490, 111998853, 124443170, 149331804, 174220438, 186664755, 198478980, 223997706, 248886340, 261330657, 348440876, 373329510, 435551095, 447995412, 522661314, 559994265, 746659020, 783991971, 871102190, 1045322628, 1119988530, 1306653285, 1567983942, 1742204380, 2239977060, 2613306570, 3135967884, 3919959855, 5226613140, 7839919710, 15679839420]

約数ペア:

[(1, 15679839420), (2, 7839919710), (3, 5226613140), (4, 3919959855), (5, 3135967884), (6, 2613306570), (7, 2239977060), (9, 1742204380), (10, 1567983942), (12, 1306653285), (14, 1119988530), (15, 1045322628), (18, 871102190), (20, 783991971), (21, 746659020), (28, 559994265), (30, 522661314), (35, 447995412), (36, 435551095), (42, 373329510), (45, 348440876), (60, 261330657), (63, 248886340), (70, 223997706), (79, 198478980), (84, 186664755), (90, 174220438), (105, 149331804), (126, 124443170), (140, 111998853), (158, 99239490), (180, 87110219), (210, 74665902), (237, 66159660), (252, 62221585), (315, 49777268), (316, 49619745), (395, 39695796), (420, 37332951), (474, 33079830), (553, 28354140), (630, 24888634), (711, 22053220), (790, 19847898), (948, 16539915), (1106, 14177070), (1185, 13231932), (1260, 12444317), (1422, 11026610), (1580, 9923949), (1659, 9451380), (2212, 7088535), (2370, 6615966), (2765, 5670828), (2844, 5513305), (3318, 4725690), (3555, 4410644), (4740, 3307983), (4977, 3150460), (5530, 2835414), (6636, 2362845), (7110, 2205322), (8295, 1890276), (9954, 1575230), (11060, 1417707), (14220, 1102661), (16590, 945138), (19908, 787615), (24885, 630092), (33180, 472569), (49770, 315046), (99540, 157523)]