725486520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7741}}^1$

素因数の和:7837

約数の個数: 128

約数和(自身を含む): 2408071680

約数和(自身を除く): 1682585160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2840, 3124, 3905, 4260, 4686, 6248, 7741, 7810, 8520, 9372, 11715, 15482, 15620, 18744, 23223, 23430, 30964, 31240, 38705, 46446, 46860, 61928, 77410, 85151, 92892, 93720, 116115, 154820, 170302, 185784, 232230, 255453, 309640, 340604, 425755, 464460, 510906, 549611, 681208, 851510, 928920, 1021812, 1099222, 1277265, 1648833, 1703020, 2043624, 2198444, 2554530, 2748055, 3297666, 3406040, 4396888, 5109060, 5496110, 6045721, 6595332, 8244165, 10218120, 10992220, 12091442, 13190664, 16488330, 18137163, 21984440, 24182884, 30228605, 32976660, 36274326, 48365768, 60457210, 65953320, 72548652, 90685815, 120914420, 145097304, 181371630, 241828840, 362743260, 725486520]

約数ペア:

[(1, 725486520), (2, 362743260), (3, 241828840), (4, 181371630), (5, 145097304), (6, 120914420), (8, 90685815), (10, 72548652), (11, 65953320), (12, 60457210), (15, 48365768), (20, 36274326), (22, 32976660), (24, 30228605), (30, 24182884), (33, 21984440), (40, 18137163), (44, 16488330), (55, 13190664), (60, 12091442), (66, 10992220), (71, 10218120), (88, 8244165), (110, 6595332), (120, 6045721), (132, 5496110), (142, 5109060), (165, 4396888), (213, 3406040), (220, 3297666), (264, 2748055), (284, 2554530), (330, 2198444), (355, 2043624), (426, 1703020), (440, 1648833), (568, 1277265), (660, 1099222), (710, 1021812), (781, 928920), (852, 851510), (1065, 681208), (1320, 549611), (1420, 510906), (1562, 464460), (1704, 425755), (2130, 340604), (2343, 309640), (2840, 255453), (3124, 232230), (3905, 185784), (4260, 170302), (4686, 154820), (6248, 116115), (7741, 93720), (7810, 92892), (8520, 85151), (9372, 77410), (11715, 61928), (15482, 46860), (15620, 46446), (18744, 38705), (23223, 31240), (23430, 30964)]