221644020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{284159}}^1$

素因数の和:284184

約数の個数: 48

約数和(自身を含む): 668344320

約数和(自身を除く): 446700300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 284159, 568318, 852477, 1136636, 1420795, 1704954, 2841590, 3409908, 3694067, 4262385, 5683180, 7388134, 8524770, 11082201, 14776268, 17049540, 18470335, 22164402, 36940670, 44328804, 55411005, 73881340, 110822010, 221644020]

約数ペア:

[(1, 221644020), (2, 110822010), (3, 73881340), (4, 55411005), (5, 44328804), (6, 36940670), (10, 22164402), (12, 18470335), (13, 17049540), (15, 14776268), (20, 11082201), (26, 8524770), (30, 7388134), (39, 5683180), (52, 4262385), (60, 3694067), (65, 3409908), (78, 2841590), (130, 1704954), (156, 1420795), (195, 1136636), (260, 852477), (390, 568318), (780, 284159)]