402649260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{39709}}^1$

素因数の和:39747

約数の個数: 72

約数和(自身を含む): 1220844240

約数和(自身を除く): 818194980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 39709, 79418, 119127, 158836, 198545, 238254, 397090, 476508, 516217, 595635, 794180, 1032434, 1191270, 1548651, 2064868, 2382540, 2581085, 3097302, 5162170, 6194604, 6710821, 7743255, 10324340, 13421642, 15486510, 20132463, 26843284, 30973020, 33554105, 40264926, 67108210, 80529852, 100662315, 134216420, 201324630, 402649260]

約数ペア:

[(1, 402649260), (2, 201324630), (3, 134216420), (4, 100662315), (5, 80529852), (6, 67108210), (10, 40264926), (12, 33554105), (13, 30973020), (15, 26843284), (20, 20132463), (26, 15486510), (30, 13421642), (39, 10324340), (52, 7743255), (60, 6710821), (65, 6194604), (78, 5162170), (130, 3097302), (156, 2581085), (169, 2382540), (195, 2064868), (260, 1548651), (338, 1191270), (390, 1032434), (507, 794180), (676, 595635), (780, 516217), (845, 476508), (1014, 397090), (1690, 238254), (2028, 198545), (2535, 158836), (3380, 119127), (5070, 79418), (10140, 39709)]