208355940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89041}}^1$

素因数の和:89069

約数の個数: 72

約数和(自身を含む): 680637048

約数和(自身を除く): 472281108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 89041, 178082, 267123, 356164, 445205, 534246, 801369, 890410, 1068492, 1157533, 1335615, 1602738, 1780820, 2315066, 2671230, 3205476, 3472599, 4006845, 4630132, 5342460, 5787665, 6945198, 8013690, 10417797, 11575330, 13890396, 16027380, 17362995, 20835594, 23150660, 34725990, 41671188, 52088985, 69451980, 104177970, 208355940]

約数ペア:

[(1, 208355940), (2, 104177970), (3, 69451980), (4, 52088985), (5, 41671188), (6, 34725990), (9, 23150660), (10, 20835594), (12, 17362995), (13, 16027380), (15, 13890396), (18, 11575330), (20, 10417797), (26, 8013690), (30, 6945198), (36, 5787665), (39, 5342460), (45, 4630132), (52, 4006845), (60, 3472599), (65, 3205476), (78, 2671230), (90, 2315066), (117, 1780820), (130, 1602738), (156, 1335615), (180, 1157533), (195, 1068492), (234, 890410), (260, 801369), (390, 534246), (468, 445205), (585, 356164), (780, 267123), (1170, 178082), (2340, 89041)]