1605927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{997}}^1$

素因数の和:1475

約数の個数: 128

約数和(自身を含む): 4989680640

約数和(自身を除く): 3383752920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 433, 465, 620, 744, 866, 930, 997, 1240, 1299, 1732, 1860, 1994, 2165, 2598, 2991, 3464, 3720, 3988, 4330, 4985, 5196, 5982, 6495, 7976, 8660, 9970, 10392, 11964, 12990, 13423, 14955, 17320, 19940, 23928, 25980, 26846, 29910, 30907, 39880, 40269, 51960, 53692, 59820, 61814, 67115, 80538, 92721, 107384, 119640, 123628, 134230, 154535, 161076, 185442, 201345, 247256, 268460, 309070, 322152, 370884, 402690, 431701, 463605, 536920, 618140, 741768, 805380, 863402, 927210, 1236280, 1295103, 1610760, 1726804, 1854420, 2158505, 2590206, 3453608, 3708840, 4317010, 5180412, 6475515, 8634020, 10360824, 12951030, 13382731, 17268040, 25902060, 26765462, 40148193, 51804120, 53530924, 66913655, 80296386, 107061848, 133827310, 160592772, 200740965, 267654620, 321185544, 401481930, 535309240, 802963860, 1605927720]

約数ペア:

[(1, 1605927720), (2, 802963860), (3, 535309240), (4, 401481930), (5, 321185544), (6, 267654620), (8, 200740965), (10, 160592772), (12, 133827310), (15, 107061848), (20, 80296386), (24, 66913655), (30, 53530924), (31, 51804120), (40, 40148193), (60, 26765462), (62, 25902060), (93, 17268040), (120, 13382731), (124, 12951030), (155, 10360824), (186, 8634020), (248, 6475515), (310, 5180412), (372, 4317010), (433, 3708840), (465, 3453608), (620, 2590206), (744, 2158505), (866, 1854420), (930, 1726804), (997, 1610760), (1240, 1295103), (1299, 1236280), (1732, 927210), (1860, 863402), (1994, 805380), (2165, 741768), (2598, 618140), (2991, 536920), (3464, 463605), (3720, 431701), (3988, 402690), (4330, 370884), (4985, 322152), (5196, 309070), (5982, 268460), (6495, 247256), (7976, 201345), (8660, 185442), (9970, 161076), (10392, 154535), (11964, 134230), (12990, 123628), (13423, 119640), (14955, 107384), (17320, 92721), (19940, 80538), (23928, 67115), (25980, 61814), (26846, 59820), (29910, 53692), (30907, 51960), (39880, 40269)]