309028440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 256

約数和(自身を含む): 1112785920

約数和(自身を除く): 803757480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 61, 70, 74, 84, 105, 111, 120, 122, 140, 148, 163, 168, 183, 185, 210, 222, 244, 259, 280, 296, 305, 326, 366, 370, 420, 427, 444, 488, 489, 518, 555, 610, 652, 732, 740, 777, 815, 840, 854, 888, 915, 978, 1036, 1110, 1141, 1220, 1281, 1295, 1304, 1464, 1480, 1554, 1630, 1708, 1830, 1956, 2072, 2135, 2220, 2257, 2282, 2440, 2445, 2562, 2590, 3108, 3260, 3416, 3423, 3660, 3885, 3912, 4270, 4440, 4514, 4564, 4890, 5124, 5180, 5705, 6031, 6216, 6405, 6520, 6771, 6846, 7320, 7770, 8540, 9028, 9128, 9780, 9943, 10248, 10360, 11285, 11410, 12062, 12810, 13542, 13692, 15540, 15799, 17080, 17115, 18056, 18093, 19560, 19886, 22570, 22820, 24124, 25620, 27084, 27384, 29829, 30155, 31080, 31598, 33855, 34230, 36186, 39772, 42217, 45140, 45640, 47397, 48248, 49715, 51240, 54168, 59658, 60310, 63196, 67710, 68460, 69601, 72372, 78995, 79544, 84434, 90280, 90465, 94794, 99430, 119316, 120620, 126392, 126651, 135420, 136920, 139202, 144744, 149145, 157990, 168868, 180930, 189588, 198860, 208803, 211085, 236985, 238632, 241240, 253302, 270840, 278404, 298290, 315980, 337736, 348005, 361860, 367891, 379176, 397720, 417606, 422170, 473970, 506604, 556808, 596580, 631960, 633255, 696010, 723720, 735782, 835212, 844340, 947940, 1013208, 1044015, 1103673, 1193160, 1266510, 1392020, 1471564, 1670424, 1688680, 1839455, 1895880, 2088030, 2207346, 2533020, 2575237, 2784040, 2943128, 3678910, 4176060, 4414692, 5066040, 5150474, 5518365, 7357820, 7725711, 8352120, 8829384, 10300948, 11036730, 12876185, 14715640, 15451422, 20601896, 22073460, 25752370, 30902844, 38628555, 44146920, 51504740, 61805688, 77257110, 103009480, 154514220, 309028440]

約数ペア:

[(1, 309028440), (2, 154514220), (3, 103009480), (4, 77257110), (5, 61805688), (6, 51504740), (7, 44146920), (8, 38628555), (10, 30902844), (12, 25752370), (14, 22073460), (15, 20601896), (20, 15451422), (21, 14715640), (24, 12876185), (28, 11036730), (30, 10300948), (35, 8829384), (37, 8352120), (40, 7725711), (42, 7357820), (56, 5518365), (60, 5150474), (61, 5066040), (70, 4414692), (74, 4176060), (84, 3678910), (105, 2943128), (111, 2784040), (120, 2575237), (122, 2533020), (140, 2207346), (148, 2088030), (163, 1895880), (168, 1839455), (183, 1688680), (185, 1670424), (210, 1471564), (222, 1392020), (244, 1266510), (259, 1193160), (280, 1103673), (296, 1044015), (305, 1013208), (326, 947940), (366, 844340), (370, 835212), (420, 735782), (427, 723720), (444, 696010), (488, 633255), (489, 631960), (518, 596580), (555, 556808), (610, 506604), (652, 473970), (732, 422170), (740, 417606), (777, 397720), (815, 379176), (840, 367891), (854, 361860), (888, 348005), (915, 337736), (978, 315980), (1036, 298290), (1110, 278404), (1141, 270840), (1220, 253302), (1281, 241240), (1295, 238632), (1304, 236985), (1464, 211085), (1480, 208803), (1554, 198860), (1630, 189588), (1708, 180930), (1830, 168868), (1956, 157990), (2072, 149145), (2135, 144744), (2220, 139202), (2257, 136920), (2282, 135420), (2440, 126651), (2445, 126392), (2562, 120620), (2590, 119316), (3108, 99430), (3260, 94794), (3416, 90465), (3423, 90280), (3660, 84434), (3885, 79544), (3912, 78995), (4270, 72372), (4440, 69601), (4514, 68460), (4564, 67710), (4890, 63196), (5124, 60310), (5180, 59658), (5705, 54168), (6031, 51240), (6216, 49715), (6405, 48248), (6520, 47397), (6771, 45640), (6846, 45140), (7320, 42217), (7770, 39772), (8540, 36186), (9028, 34230), (9128, 33855), (9780, 31598), (9943, 31080), (10248, 30155), (10360, 29829), (11285, 27384), (11410, 27084), (12062, 25620), (12810, 24124), (13542, 22820), (13692, 22570), (15540, 19886), (15799, 19560), (17080, 18093), (17115, 18056)]