78042120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2633}}^1$

素因数の和:2679

約数の個数: 128

約数和(自身を含む): 265507200

約数和(自身を除く): 187465080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2633, 2964, 3705, 4940, 5266, 5928, 7410, 7899, 9880, 10532, 13165, 14820, 15798, 21064, 26330, 29640, 31596, 34229, 39495, 50027, 52660, 63192, 68458, 78990, 100054, 102687, 105320, 136916, 150081, 157980, 171145, 200108, 205374, 250135, 273832, 300162, 315960, 342290, 400216, 410748, 500270, 513435, 600324, 650351, 684580, 750405, 821496, 1000540, 1026870, 1200648, 1300702, 1369160, 1500810, 1951053, 2001080, 2053740, 2601404, 3001620, 3251755, 3902106, 4107480, 5202808, 6003240, 6503510, 7804212, 9755265, 13007020, 15608424, 19510530, 26014040, 39021060, 78042120]

約数ペア:

[(1, 78042120), (2, 39021060), (3, 26014040), (4, 19510530), (5, 15608424), (6, 13007020), (8, 9755265), (10, 7804212), (12, 6503510), (13, 6003240), (15, 5202808), (19, 4107480), (20, 3902106), (24, 3251755), (26, 3001620), (30, 2601404), (38, 2053740), (39, 2001080), (40, 1951053), (52, 1500810), (57, 1369160), (60, 1300702), (65, 1200648), (76, 1026870), (78, 1000540), (95, 821496), (104, 750405), (114, 684580), (120, 650351), (130, 600324), (152, 513435), (156, 500270), (190, 410748), (195, 400216), (228, 342290), (247, 315960), (260, 300162), (285, 273832), (312, 250135), (380, 205374), (390, 200108), (456, 171145), (494, 157980), (520, 150081), (570, 136916), (741, 105320), (760, 102687), (780, 100054), (988, 78990), (1140, 68458), (1235, 63192), (1482, 52660), (1560, 50027), (1976, 39495), (2280, 34229), (2470, 31596), (2633, 29640), (2964, 26330), (3705, 21064), (4940, 15798), (5266, 14820), (5928, 13165), (7410, 10532), (7899, 9880)]