151761740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1063

約数の個数: 96

約数和(自身を含む): 373309440

約数和(自身を除く): 221547700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 95, 124, 130, 155, 190, 247, 260, 310, 380, 403, 494, 589, 620, 806, 988, 991, 1178, 1235, 1612, 1982, 2015, 2356, 2470, 2945, 3964, 4030, 4940, 4955, 5890, 7657, 8060, 9910, 11780, 12883, 15314, 18829, 19820, 25766, 30628, 30721, 37658, 38285, 51532, 61442, 64415, 75316, 76570, 94145, 122884, 128830, 153140, 153605, 188290, 244777, 257660, 307210, 376580, 399373, 489554, 583699, 614420, 798746, 979108, 1167398, 1223885, 1597492, 1996865, 2334796, 2447770, 2918495, 3993730, 4895540, 5836990, 7588087, 7987460, 11673980, 15176174, 30352348, 37940435, 75880870, 151761740]

約数ペア:

[(1, 151761740), (2, 75880870), (4, 37940435), (5, 30352348), (10, 15176174), (13, 11673980), (19, 7987460), (20, 7588087), (26, 5836990), (31, 4895540), (38, 3993730), (52, 2918495), (62, 2447770), (65, 2334796), (76, 1996865), (95, 1597492), (124, 1223885), (130, 1167398), (155, 979108), (190, 798746), (247, 614420), (260, 583699), (310, 489554), (380, 399373), (403, 376580), (494, 307210), (589, 257660), (620, 244777), (806, 188290), (988, 153605), (991, 153140), (1178, 128830), (1235, 122884), (1612, 94145), (1982, 76570), (2015, 75316), (2356, 64415), (2470, 61442), (2945, 51532), (3964, 38285), (4030, 37658), (4940, 30721), (4955, 30628), (5890, 25766), (7657, 19820), (8060, 18829), (9910, 15314), (11780, 12883)]