57787860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 180774720

約数和(自身を除く): 122986860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 41, 52, 60, 65, 78, 82, 123, 130, 139, 156, 164, 169, 195, 205, 246, 260, 278, 338, 390, 410, 417, 492, 507, 533, 556, 615, 676, 695, 780, 820, 834, 845, 1014, 1066, 1230, 1390, 1599, 1668, 1690, 1807, 2028, 2085, 2132, 2460, 2535, 2665, 2780, 3198, 3380, 3614, 4170, 5070, 5330, 5421, 5699, 6396, 6929, 7228, 7995, 8340, 9035, 10140, 10660, 10842, 11398, 13858, 15990, 17097, 18070, 20787, 21684, 22796, 23491, 27105, 27716, 28495, 31980, 34194, 34645, 36140, 41574, 46982, 54210, 56990, 68388, 69290, 70473, 74087, 83148, 85485, 93964, 103935, 108420, 113980, 117455, 138580, 140946, 148174, 170970, 207870, 222261, 234910, 281892, 296348, 341940, 352365, 370435, 415740, 444522, 469820, 704730, 740870, 889044, 963131, 1111305, 1409460, 1481740, 1926262, 2222610, 2889393, 3852524, 4445220, 4815655, 5778786, 9631310, 11557572, 14446965, 19262620, 28893930, 57787860]

約数ペア:

[(1, 57787860), (2, 28893930), (3, 19262620), (4, 14446965), (5, 11557572), (6, 9631310), (10, 5778786), (12, 4815655), (13, 4445220), (15, 3852524), (20, 2889393), (26, 2222610), (30, 1926262), (39, 1481740), (41, 1409460), (52, 1111305), (60, 963131), (65, 889044), (78, 740870), (82, 704730), (123, 469820), (130, 444522), (139, 415740), (156, 370435), (164, 352365), (169, 341940), (195, 296348), (205, 281892), (246, 234910), (260, 222261), (278, 207870), (338, 170970), (390, 148174), (410, 140946), (417, 138580), (492, 117455), (507, 113980), (533, 108420), (556, 103935), (615, 93964), (676, 85485), (695, 83148), (780, 74087), (820, 70473), (834, 69290), (845, 68388), (1014, 56990), (1066, 54210), (1230, 46982), (1390, 41574), (1599, 36140), (1668, 34645), (1690, 34194), (1807, 31980), (2028, 28495), (2085, 27716), (2132, 27105), (2460, 23491), (2535, 22796), (2665, 21684), (2780, 20787), (3198, 18070), (3380, 17097), (3614, 15990), (4170, 13858), (5070, 11398), (5330, 10842), (5421, 10660), (5699, 10140), (6396, 9035), (6929, 8340), (7228, 7995)]