18266640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 160

約数和(自身を含む): 65995776

約数和(自身を除く): 47729136

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, 80, 83, 84, 105, 112, 120, 131, 140, 166, 168, 210, 240, 249, 262, 280, 332, 336, 393, 415, 420, 498, 524, 560, 581, 655, 664, 786, 830, 840, 917, 996, 1048, 1162, 1245, 1310, 1328, 1572, 1660, 1680, 1743, 1834, 1965, 1992, 2096, 2324, 2490, 2620, 2751, 2905, 3144, 3320, 3486, 3668, 3930, 3984, 4585, 4648, 4980, 5240, 5502, 5810, 6288, 6640, 6972, 7336, 7860, 8715, 9170, 9296, 9960, 10480, 10873, 11004, 11620, 13755, 13944, 14672, 15720, 17430, 18340, 19920, 21746, 22008, 23240, 27510, 27888, 31440, 32619, 34860, 36680, 43492, 44016, 46480, 54365, 55020, 65238, 69720, 73360, 76111, 86984, 108730, 110040, 130476, 139440, 152222, 163095, 173968, 217460, 220080, 228333, 260952, 304444, 326190, 380555, 434920, 456666, 521904, 608888, 652380, 761110, 869840, 913332, 1141665, 1217776, 1304760, 1522220, 1826664, 2283330, 2609520, 3044440, 3653328, 4566660, 6088880, 9133320, 18266640]

約数ペア:

[(1, 18266640), (2, 9133320), (3, 6088880), (4, 4566660), (5, 3653328), (6, 3044440), (7, 2609520), (8, 2283330), (10, 1826664), (12, 1522220), (14, 1304760), (15, 1217776), (16, 1141665), (20, 913332), (21, 869840), (24, 761110), (28, 652380), (30, 608888), (35, 521904), (40, 456666), (42, 434920), (48, 380555), (56, 326190), (60, 304444), (70, 260952), (80, 228333), (83, 220080), (84, 217460), (105, 173968), (112, 163095), (120, 152222), (131, 139440), (140, 130476), (166, 110040), (168, 108730), (210, 86984), (240, 76111), (249, 73360), (262, 69720), (280, 65238), (332, 55020), (336, 54365), (393, 46480), (415, 44016), (420, 43492), (498, 36680), (524, 34860), (560, 32619), (581, 31440), (655, 27888), (664, 27510), (786, 23240), (830, 22008), (840, 21746), (917, 19920), (996, 18340), (1048, 17430), (1162, 15720), (1245, 14672), (1310, 13944), (1328, 13755), (1572, 11620), (1660, 11004), (1680, 10873), (1743, 10480), (1834, 9960), (1965, 9296), (1992, 9170), (2096, 8715), (2324, 7860), (2490, 7336), (2620, 6972), (2751, 6640), (2905, 6288), (3144, 5810), (3320, 5502), (3486, 5240), (3668, 4980), (3930, 4648), (3984, 4585)]