200408520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128467}}^1$

素因数の和:128494

約数の個数: 64

約数和(自身を含む): 647478720

約数和(自身を除く): 447070200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 128467, 256934, 385401, 513868, 642335, 770802, 1027736, 1284670, 1541604, 1670071, 1927005, 2569340, 3083208, 3340142, 3854010, 5010213, 5138680, 6680284, 7708020, 8350355, 10020426, 13360568, 15416040, 16700710, 20040852, 25051065, 33401420, 40081704, 50102130, 66802840, 100204260, 200408520]

約数ペア:

[(1, 200408520), (2, 100204260), (3, 66802840), (4, 50102130), (5, 40081704), (6, 33401420), (8, 25051065), (10, 20040852), (12, 16700710), (13, 15416040), (15, 13360568), (20, 10020426), (24, 8350355), (26, 7708020), (30, 6680284), (39, 5138680), (40, 5010213), (52, 3854010), (60, 3340142), (65, 3083208), (78, 2569340), (104, 1927005), (120, 1670071), (130, 1541604), (156, 1284670), (195, 1027736), (260, 770802), (312, 642335), (390, 513868), (520, 385401), (780, 256934), (1560, 128467)]