30187920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 240

約数和(自身を含む): 116028288

約数和(自身を除く): 85840368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 151, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 302, 336, 340, 357, 392, 408, 420, 453, 476, 490, 510, 560, 588, 595, 604, 680, 714, 735, 755, 784, 816, 833, 840, 906, 952, 980, 1020, 1057, 1176, 1190, 1208, 1360, 1428, 1470, 1510, 1666, 1680, 1785, 1812, 1904, 1960, 2040, 2114, 2265, 2352, 2380, 2416, 2499, 2567, 2856, 2940, 3020, 3171, 3332, 3570, 3624, 3920, 4080, 4165, 4228, 4530, 4760, 4998, 5134, 5285, 5712, 5880, 6040, 6342, 6664, 7140, 7248, 7399, 7701, 8330, 8456, 9060, 9520, 9996, 10268, 10570, 11760, 12080, 12495, 12684, 12835, 13328, 14280, 14798, 15402, 15855, 16660, 16912, 17969, 18120, 19992, 20536, 21140, 22197, 24990, 25368, 25670, 28560, 29596, 30804, 31710, 33320, 35938, 36240, 36995, 38505, 39984, 41072, 42280, 44394, 49980, 50736, 51340, 53907, 59192, 61608, 63420, 66640, 71876, 73990, 77010, 84560, 88788, 89845, 99960, 102680, 107814, 110985, 118384, 123216, 125783, 126840, 143752, 147980, 154020, 177576, 179690, 199920, 205360, 215628, 221970, 251566, 253680, 269535, 287504, 295960, 308040, 355152, 359380, 377349, 431256, 443940, 503132, 539070, 591920, 616080, 628915, 718760, 754698, 862512, 887880, 1006264, 1078140, 1257830, 1437520, 1509396, 1775760, 1886745, 2012528, 2156280, 2515660, 3018792, 3773490, 4312560, 5031320, 6037584, 7546980, 10062640, 15093960, 30187920]

約数ペア:

[(1, 30187920), (2, 15093960), (3, 10062640), (4, 7546980), (5, 6037584), (6, 5031320), (7, 4312560), (8, 3773490), (10, 3018792), (12, 2515660), (14, 2156280), (15, 2012528), (16, 1886745), (17, 1775760), (20, 1509396), (21, 1437520), (24, 1257830), (28, 1078140), (30, 1006264), (34, 887880), (35, 862512), (40, 754698), (42, 718760), (48, 628915), (49, 616080), (51, 591920), (56, 539070), (60, 503132), (68, 443940), (70, 431256), (80, 377349), (84, 359380), (85, 355152), (98, 308040), (102, 295960), (105, 287504), (112, 269535), (119, 253680), (120, 251566), (136, 221970), (140, 215628), (147, 205360), (151, 199920), (168, 179690), (170, 177576), (196, 154020), (204, 147980), (210, 143752), (238, 126840), (240, 125783), (245, 123216), (255, 118384), (272, 110985), (280, 107814), (294, 102680), (302, 99960), (336, 89845), (340, 88788), (357, 84560), (392, 77010), (408, 73990), (420, 71876), (453, 66640), (476, 63420), (490, 61608), (510, 59192), (560, 53907), (588, 51340), (595, 50736), (604, 49980), (680, 44394), (714, 42280), (735, 41072), (755, 39984), (784, 38505), (816, 36995), (833, 36240), (840, 35938), (906, 33320), (952, 31710), (980, 30804), (1020, 29596), (1057, 28560), (1176, 25670), (1190, 25368), (1208, 24990), (1360, 22197), (1428, 21140), (1470, 20536), (1510, 19992), (1666, 18120), (1680, 17969), (1785, 16912), (1812, 16660), (1904, 15855), (1960, 15402), (2040, 14798), (2114, 14280), (2265, 13328), (2352, 12835), (2380, 12684), (2416, 12495), (2499, 12080), (2567, 11760), (2856, 10570), (2940, 10268), (3020, 9996), (3171, 9520), (3332, 9060), (3570, 8456), (3624, 8330), (3920, 7701), (4080, 7399), (4165, 7248), (4228, 7140), (4530, 6664), (4760, 6342), (4998, 6040), (5134, 5880), (5285, 5712)]