18191360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 176

約数和(自身を含む): 53058240

約数和(自身を除く): 34866880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 32, 34, 38, 40, 44, 55, 64, 68, 76, 80, 85, 88, 95, 110, 128, 136, 152, 160, 170, 176, 187, 190, 209, 220, 256, 272, 304, 320, 323, 340, 352, 374, 380, 418, 440, 512, 544, 608, 640, 646, 680, 704, 748, 760, 836, 880, 935, 1024, 1045, 1088, 1216, 1280, 1292, 1360, 1408, 1496, 1520, 1615, 1672, 1760, 1870, 2090, 2176, 2432, 2560, 2584, 2720, 2816, 2992, 3040, 3230, 3344, 3520, 3553, 3740, 4180, 4352, 4864, 5120, 5168, 5440, 5632, 5984, 6080, 6460, 6688, 7040, 7106, 7480, 8360, 8704, 9728, 10336, 10880, 11264, 11968, 12160, 12920, 13376, 14080, 14212, 14960, 16720, 17408, 17765, 19456, 20672, 21760, 23936, 24320, 25840, 26752, 28160, 28424, 29920, 33440, 35530, 41344, 43520, 47872, 48640, 51680, 53504, 56320, 56848, 59840, 66880, 71060, 82688, 87040, 95744, 97280, 103360, 107008, 113696, 119680, 133760, 142120, 165376, 191488, 206720, 214016, 227392, 239360, 267520, 284240, 330752, 413440, 454784, 478720, 535040, 568480, 826880, 909568, 957440, 1070080, 1136960, 1653760, 1819136, 2273920, 3638272, 4547840, 9095680, 18191360]

約数ペア:

[(1, 18191360), (2, 9095680), (4, 4547840), (5, 3638272), (8, 2273920), (10, 1819136), (11, 1653760), (16, 1136960), (17, 1070080), (19, 957440), (20, 909568), (22, 826880), (32, 568480), (34, 535040), (38, 478720), (40, 454784), (44, 413440), (55, 330752), (64, 284240), (68, 267520), (76, 239360), (80, 227392), (85, 214016), (88, 206720), (95, 191488), (110, 165376), (128, 142120), (136, 133760), (152, 119680), (160, 113696), (170, 107008), (176, 103360), (187, 97280), (190, 95744), (209, 87040), (220, 82688), (256, 71060), (272, 66880), (304, 59840), (320, 56848), (323, 56320), (340, 53504), (352, 51680), (374, 48640), (380, 47872), (418, 43520), (440, 41344), (512, 35530), (544, 33440), (608, 29920), (640, 28424), (646, 28160), (680, 26752), (704, 25840), (748, 24320), (760, 23936), (836, 21760), (880, 20672), (935, 19456), (1024, 17765), (1045, 17408), (1088, 16720), (1216, 14960), (1280, 14212), (1292, 14080), (1360, 13376), (1408, 12920), (1496, 12160), (1520, 11968), (1615, 11264), (1672, 10880), (1760, 10336), (1870, 9728), (2090, 8704), (2176, 8360), (2432, 7480), (2560, 7106), (2584, 7040), (2720, 6688), (2816, 6460), (2992, 6080), (3040, 5984), (3230, 5632), (3344, 5440), (3520, 5168), (3553, 5120), (3740, 4864), (4180, 4352)]