310049220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20921}}^1$

素因数の和:20965

約数の個数: 96

約数和(自身を含む): 984170880

約数和(自身を除く): 674121660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2964, 3705, 4940, 7410, 14820, 20921, 41842, 62763, 83684, 104605, 125526, 209210, 251052, 271973, 313815, 397499, 418420, 543946, 627630, 794998, 815919, 1087892, 1192497, 1255260, 1359865, 1589996, 1631838, 1987495, 2384994, 2719730, 3263676, 3974990, 4079595, 4769988, 5167487, 5439460, 5962485, 7949980, 8159190, 10334974, 11924970, 15502461, 16318380, 20669948, 23849940, 25837435, 31004922, 51674870, 62009844, 77512305, 103349740, 155024610, 310049220]

約数ペア:

[(1, 310049220), (2, 155024610), (3, 103349740), (4, 77512305), (5, 62009844), (6, 51674870), (10, 31004922), (12, 25837435), (13, 23849940), (15, 20669948), (19, 16318380), (20, 15502461), (26, 11924970), (30, 10334974), (38, 8159190), (39, 7949980), (52, 5962485), (57, 5439460), (60, 5167487), (65, 4769988), (76, 4079595), (78, 3974990), (95, 3263676), (114, 2719730), (130, 2384994), (156, 1987495), (190, 1631838), (195, 1589996), (228, 1359865), (247, 1255260), (260, 1192497), (285, 1087892), (380, 815919), (390, 794998), (494, 627630), (570, 543946), (741, 418420), (780, 397499), (988, 313815), (1140, 271973), (1235, 251052), (1482, 209210), (2470, 125526), (2964, 104605), (3705, 83684), (4940, 62763), (7410, 41842), (14820, 20921)]