71801520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:643

約数の個数: 160

約数和(自身を含む): 258078720

約数和(自身を除く): 186277200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 541, 553, 560, 632, 790, 840, 948, 1082, 1106, 1185, 1264, 1580, 1623, 1659, 1680, 1896, 2164, 2212, 2370, 2705, 2765, 3160, 3246, 3318, 3787, 3792, 4328, 4424, 4740, 5410, 5530, 6320, 6492, 6636, 7574, 8115, 8295, 8656, 8848, 9480, 10820, 11060, 11361, 12984, 13272, 15148, 16230, 16590, 18935, 18960, 21640, 22120, 22722, 25968, 26544, 30296, 32460, 33180, 37870, 42739, 43280, 44240, 45444, 56805, 60592, 64920, 66360, 75740, 85478, 90888, 113610, 128217, 129840, 132720, 151480, 170956, 181776, 213695, 227220, 256434, 299173, 302960, 341912, 427390, 454440, 512868, 598346, 641085, 683824, 854780, 897519, 908880, 1025736, 1196692, 1282170, 1495865, 1709560, 1795038, 2051472, 2393384, 2564340, 2991730, 3419120, 3590076, 4487595, 4786768, 5128680, 5983460, 7180152, 8975190, 10257360, 11966920, 14360304, 17950380, 23933840, 35900760, 71801520]

約数ペア:

[(1, 71801520), (2, 35900760), (3, 23933840), (4, 17950380), (5, 14360304), (6, 11966920), (7, 10257360), (8, 8975190), (10, 7180152), (12, 5983460), (14, 5128680), (15, 4786768), (16, 4487595), (20, 3590076), (21, 3419120), (24, 2991730), (28, 2564340), (30, 2393384), (35, 2051472), (40, 1795038), (42, 1709560), (48, 1495865), (56, 1282170), (60, 1196692), (70, 1025736), (79, 908880), (80, 897519), (84, 854780), (105, 683824), (112, 641085), (120, 598346), (140, 512868), (158, 454440), (168, 427390), (210, 341912), (237, 302960), (240, 299173), (280, 256434), (316, 227220), (336, 213695), (395, 181776), (420, 170956), (474, 151480), (541, 132720), (553, 129840), (560, 128217), (632, 113610), (790, 90888), (840, 85478), (948, 75740), (1082, 66360), (1106, 64920), (1185, 60592), (1264, 56805), (1580, 45444), (1623, 44240), (1659, 43280), (1680, 42739), (1896, 37870), (2164, 33180), (2212, 32460), (2370, 30296), (2705, 26544), (2765, 25968), (3160, 22722), (3246, 22120), (3318, 21640), (3787, 18960), (3792, 18935), (4328, 16590), (4424, 16230), (4740, 15148), (5410, 13272), (5530, 12984), (6320, 11361), (6492, 11060), (6636, 10820), (7574, 9480), (8115, 8848), (8295, 8656)]