157978920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6299}}^1$

素因数の和:6343

約数の個数: 128

約数和(自身を含む): 544320000

約数和(自身を除く): 386341080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 6299, 8360, 12540, 12598, 18897, 25080, 25196, 31495, 37794, 50392, 62990, 69289, 75588, 94485, 119681, 125980, 138578, 151176, 188970, 207867, 239362, 251960, 277156, 346445, 359043, 377940, 415734, 478724, 554312, 598405, 692890, 718086, 755880, 831468, 957448, 1039335, 1196810, 1316491, 1385780, 1436172, 1662936, 1795215, 2078670, 2393620, 2632982, 2771560, 2872344, 3590430, 3949473, 4157340, 4787240, 5265964, 6582455, 7180860, 7898946, 8314680, 10531928, 13164910, 14361720, 15797892, 19747365, 26329820, 31595784, 39494730, 52659640, 78989460, 157978920]

約数ペア:

[(1, 157978920), (2, 78989460), (3, 52659640), (4, 39494730), (5, 31595784), (6, 26329820), (8, 19747365), (10, 15797892), (11, 14361720), (12, 13164910), (15, 10531928), (19, 8314680), (20, 7898946), (22, 7180860), (24, 6582455), (30, 5265964), (33, 4787240), (38, 4157340), (40, 3949473), (44, 3590430), (55, 2872344), (57, 2771560), (60, 2632982), (66, 2393620), (76, 2078670), (88, 1795215), (95, 1662936), (110, 1436172), (114, 1385780), (120, 1316491), (132, 1196810), (152, 1039335), (165, 957448), (190, 831468), (209, 755880), (220, 718086), (228, 692890), (264, 598405), (285, 554312), (330, 478724), (380, 415734), (418, 377940), (440, 359043), (456, 346445), (570, 277156), (627, 251960), (660, 239362), (760, 207867), (836, 188970), (1045, 151176), (1140, 138578), (1254, 125980), (1320, 119681), (1672, 94485), (2090, 75588), (2280, 69289), (2508, 62990), (3135, 50392), (4180, 37794), (5016, 31495), (6270, 25196), (6299, 25080), (8360, 18897), (12540, 12598)]