327898740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{420383}}^1$

素因数の和:420408

約数の個数: 48

約数和(自身を含む): 988743168

約数和(自身を除く): 660844428

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, 420383, 840766, 1261149, 1681532, 2101915, 2522298, 4203830, 5044596, 5464979, 6305745, 8407660, 10929958, 12611490, 16394937, 21859916, 25222980, 27324895, 32789874, 54649790, 65579748, 81974685, 109299580, 163949370, 327898740]

約数ペア:

[(1, 327898740), (2, 163949370), (3, 109299580), (4, 81974685), (5, 65579748), (6, 54649790), (10, 32789874), (12, 27324895), (13, 25222980), (15, 21859916), (20, 16394937), (26, 12611490), (30, 10929958), (39, 8407660), (52, 6305745), (60, 5464979), (65, 5044596), (78, 4203830), (130, 2522298), (156, 2101915), (195, 1681532), (260, 1261149), (390, 840766), (780, 420383)]