28339680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 99283968

約数和(自身を除く): 70944288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 96, 102, 115, 120, 136, 138, 151, 160, 170, 184, 204, 230, 240, 255, 272, 276, 302, 340, 345, 368, 391, 408, 453, 460, 480, 510, 544, 552, 604, 680, 690, 736, 755, 782, 816, 906, 920, 1020, 1104, 1173, 1208, 1360, 1380, 1510, 1564, 1632, 1812, 1840, 1955, 2040, 2208, 2265, 2346, 2416, 2567, 2720, 2760, 3020, 3128, 3473, 3624, 3680, 3910, 4080, 4530, 4692, 4832, 5134, 5520, 5865, 6040, 6256, 6946, 7248, 7701, 7820, 8160, 9060, 9384, 10268, 10419, 11040, 11730, 12080, 12512, 12835, 13892, 14496, 15402, 15640, 17365, 18120, 18768, 20536, 20838, 23460, 24160, 25670, 27784, 30804, 31280, 34730, 36240, 37536, 38505, 41072, 41676, 46920, 51340, 52095, 55568, 59041, 61608, 62560, 69460, 72480, 77010, 82144, 83352, 93840, 102680, 104190, 111136, 118082, 123216, 138920, 154020, 166704, 177123, 187680, 205360, 208380, 236164, 246432, 277840, 295205, 308040, 333408, 354246, 410720, 416760, 472328, 555680, 590410, 616080, 708492, 833520, 885615, 944656, 1180820, 1232160, 1416984, 1667040, 1771230, 1889312, 2361640, 2833968, 3542460, 4723280, 5667936, 7084920, 9446560, 14169840, 28339680]

約数ペア:

[(1, 28339680), (2, 14169840), (3, 9446560), (4, 7084920), (5, 5667936), (6, 4723280), (8, 3542460), (10, 2833968), (12, 2361640), (15, 1889312), (16, 1771230), (17, 1667040), (20, 1416984), (23, 1232160), (24, 1180820), (30, 944656), (32, 885615), (34, 833520), (40, 708492), (46, 616080), (48, 590410), (51, 555680), (60, 472328), (68, 416760), (69, 410720), (80, 354246), (85, 333408), (92, 308040), (96, 295205), (102, 277840), (115, 246432), (120, 236164), (136, 208380), (138, 205360), (151, 187680), (160, 177123), (170, 166704), (184, 154020), (204, 138920), (230, 123216), (240, 118082), (255, 111136), (272, 104190), (276, 102680), (302, 93840), (340, 83352), (345, 82144), (368, 77010), (391, 72480), (408, 69460), (453, 62560), (460, 61608), (480, 59041), (510, 55568), (544, 52095), (552, 51340), (604, 46920), (680, 41676), (690, 41072), (736, 38505), (755, 37536), (782, 36240), (816, 34730), (906, 31280), (920, 30804), (1020, 27784), (1104, 25670), (1173, 24160), (1208, 23460), (1360, 20838), (1380, 20536), (1510, 18768), (1564, 18120), (1632, 17365), (1812, 15640), (1840, 15402), (1955, 14496), (2040, 13892), (2208, 12835), (2265, 12512), (2346, 12080), (2416, 11730), (2567, 11040), (2720, 10419), (2760, 10268), (3020, 9384), (3128, 9060), (3473, 8160), (3624, 7820), (3680, 7701), (3910, 7248), (4080, 6946), (4530, 6256), (4692, 6040), (4832, 5865), (5134, 5520)]