63744720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20431}}^1$

素因数の和:20460

約数の個数: 80

約数和(自身を含む): 212819712

約数和(自身を除く): 149074992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 20431, 40862, 61293, 81724, 102155, 122586, 163448, 204310, 245172, 265603, 306465, 326896, 408620, 490344, 531206, 612930, 796809, 817240, 980688, 1062412, 1225860, 1328015, 1593618, 1634480, 2124824, 2451720, 2656030, 3187236, 3984045, 4249648, 4903440, 5312060, 6374472, 7968090, 10624120, 12748944, 15936180, 21248240, 31872360, 63744720]

約数ペア:

[(1, 63744720), (2, 31872360), (3, 21248240), (4, 15936180), (5, 12748944), (6, 10624120), (8, 7968090), (10, 6374472), (12, 5312060), (13, 4903440), (15, 4249648), (16, 3984045), (20, 3187236), (24, 2656030), (26, 2451720), (30, 2124824), (39, 1634480), (40, 1593618), (48, 1328015), (52, 1225860), (60, 1062412), (65, 980688), (78, 817240), (80, 796809), (104, 612930), (120, 531206), (130, 490344), (156, 408620), (195, 326896), (208, 306465), (240, 265603), (260, 245172), (312, 204310), (390, 163448), (520, 122586), (624, 102155), (780, 81724), (1040, 61293), (1560, 40862), (3120, 20431)]