19751280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 66852864

約数和(自身を除く): 47101584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 47, 48, 51, 60, 68, 80, 85, 94, 102, 103, 120, 136, 141, 170, 188, 204, 206, 235, 240, 255, 272, 282, 309, 340, 376, 408, 412, 470, 510, 515, 564, 618, 680, 705, 752, 799, 816, 824, 940, 1020, 1030, 1128, 1236, 1360, 1410, 1545, 1598, 1648, 1751, 1880, 2040, 2060, 2256, 2397, 2472, 2820, 3090, 3196, 3502, 3760, 3995, 4080, 4120, 4794, 4841, 4944, 5253, 5640, 6180, 6392, 7004, 7990, 8240, 8755, 9588, 9682, 10506, 11280, 11985, 12360, 12784, 14008, 14523, 15980, 17510, 19176, 19364, 21012, 23970, 24205, 24720, 26265, 28016, 29046, 31960, 35020, 38352, 38728, 42024, 47940, 48410, 52530, 58092, 63920, 70040, 72615, 77456, 82297, 84048, 95880, 96820, 105060, 116184, 140080, 145230, 164594, 191760, 193640, 210120, 232368, 246891, 290460, 329188, 387280, 411485, 420240, 493782, 580920, 658376, 822970, 987564, 1161840, 1234455, 1316752, 1645940, 1975128, 2468910, 3291880, 3950256, 4937820, 6583760, 9875640, 19751280]

約数ペア:

[(1, 19751280), (2, 9875640), (3, 6583760), (4, 4937820), (5, 3950256), (6, 3291880), (8, 2468910), (10, 1975128), (12, 1645940), (15, 1316752), (16, 1234455), (17, 1161840), (20, 987564), (24, 822970), (30, 658376), (34, 580920), (40, 493782), (47, 420240), (48, 411485), (51, 387280), (60, 329188), (68, 290460), (80, 246891), (85, 232368), (94, 210120), (102, 193640), (103, 191760), (120, 164594), (136, 145230), (141, 140080), (170, 116184), (188, 105060), (204, 96820), (206, 95880), (235, 84048), (240, 82297), (255, 77456), (272, 72615), (282, 70040), (309, 63920), (340, 58092), (376, 52530), (408, 48410), (412, 47940), (470, 42024), (510, 38728), (515, 38352), (564, 35020), (618, 31960), (680, 29046), (705, 28016), (752, 26265), (799, 24720), (816, 24205), (824, 23970), (940, 21012), (1020, 19364), (1030, 19176), (1128, 17510), (1236, 15980), (1360, 14523), (1410, 14008), (1545, 12784), (1598, 12360), (1648, 11985), (1751, 11280), (1880, 10506), (2040, 9682), (2060, 9588), (2256, 8755), (2397, 8240), (2472, 7990), (2820, 7004), (3090, 6392), (3196, 6180), (3502, 5640), (3760, 5253), (3995, 4944), (4080, 4841), (4120, 4794)]