20362680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 192

約数和(自身を含む): 75348000

約数和(自身を除く): 54985320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 229, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 458, 468, 494, 520, 570, 585, 684, 687, 741, 760, 780, 855, 916, 936, 988, 1140, 1145, 1170, 1235, 1368, 1374, 1482, 1560, 1710, 1832, 1976, 2061, 2223, 2280, 2290, 2340, 2470, 2748, 2964, 2977, 3420, 3435, 3705, 4122, 4351, 4446, 4580, 4680, 4940, 5496, 5928, 5954, 6840, 6870, 7410, 8244, 8702, 8892, 8931, 9160, 9880, 10305, 11115, 11908, 13053, 13740, 14820, 14885, 16488, 17404, 17784, 17862, 20610, 21755, 22230, 23816, 26106, 26793, 27480, 29640, 29770, 34808, 35724, 39159, 41220, 43510, 44460, 44655, 52212, 53586, 56563, 59540, 65265, 71448, 78318, 82440, 87020, 88920, 89310, 104424, 107172, 113126, 119080, 130530, 133965, 156636, 169689, 174040, 178620, 195795, 214344, 226252, 261060, 267930, 282815, 313272, 339378, 357240, 391590, 452504, 509067, 522120, 535860, 565630, 678756, 783180, 848445, 1018134, 1071720, 1131260, 1357512, 1566360, 1696890, 2036268, 2262520, 2545335, 3393780, 4072536, 5090670, 6787560, 10181340, 20362680]

約数ペア:

[(1, 20362680), (2, 10181340), (3, 6787560), (4, 5090670), (5, 4072536), (6, 3393780), (8, 2545335), (9, 2262520), (10, 2036268), (12, 1696890), (13, 1566360), (15, 1357512), (18, 1131260), (19, 1071720), (20, 1018134), (24, 848445), (26, 783180), (30, 678756), (36, 565630), (38, 535860), (39, 522120), (40, 509067), (45, 452504), (52, 391590), (57, 357240), (60, 339378), (65, 313272), (72, 282815), (76, 267930), (78, 261060), (90, 226252), (95, 214344), (104, 195795), (114, 178620), (117, 174040), (120, 169689), (130, 156636), (152, 133965), (156, 130530), (171, 119080), (180, 113126), (190, 107172), (195, 104424), (228, 89310), (229, 88920), (234, 87020), (247, 82440), (260, 78318), (285, 71448), (312, 65265), (342, 59540), (360, 56563), (380, 53586), (390, 52212), (456, 44655), (458, 44460), (468, 43510), (494, 41220), (520, 39159), (570, 35724), (585, 34808), (684, 29770), (687, 29640), (741, 27480), (760, 26793), (780, 26106), (855, 23816), (916, 22230), (936, 21755), (988, 20610), (1140, 17862), (1145, 17784), (1170, 17404), (1235, 16488), (1368, 14885), (1374, 14820), (1482, 13740), (1560, 13053), (1710, 11908), (1832, 11115), (1976, 10305), (2061, 9880), (2223, 9160), (2280, 8931), (2290, 8892), (2340, 8702), (2470, 8244), (2748, 7410), (2964, 6870), (2977, 6840), (3420, 5954), (3435, 5928), (3705, 5496), (4122, 4940), (4351, 4680), (4446, 4580)]