12680452040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{577}}^1$

素因数の和:1135

約数の個数: 128

約数和(自身を含む): 30363033600

約数和(自身を除く): 17682581560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 479, 577, 620, 740, 958, 1147, 1154, 1240, 1480, 1916, 2294, 2308, 2395, 2885, 3832, 4588, 4616, 4790, 5735, 5770, 9176, 9580, 11470, 11540, 14849, 17723, 17887, 19160, 21349, 22940, 23080, 29698, 35446, 35774, 42698, 45880, 59396, 70892, 71548, 74245, 85396, 88615, 89435, 106745, 118792, 141784, 143096, 148490, 170792, 177230, 178870, 213490, 276383, 296980, 354460, 357740, 426980, 549413, 552766, 593960, 661819, 708920, 715480, 853960, 1098826, 1105532, 1323638, 1381915, 2197652, 2211064, 2647276, 2747065, 2763830, 3309095, 4395304, 5294552, 5494130, 5527660, 6618190, 8567873, 10226171, 10988260, 11055320, 13236380, 17135746, 20452342, 21976520, 26472760, 34271492, 40904684, 42839365, 51130855, 68542984, 81809368, 85678730, 102261710, 171357460, 204523420, 317011301, 342714920, 409046840, 634022602, 1268045204, 1585056505, 2536090408, 3170113010, 6340226020, 12680452040]

約数ペア:

[(1, 12680452040), (2, 6340226020), (4, 3170113010), (5, 2536090408), (8, 1585056505), (10, 1268045204), (20, 634022602), (31, 409046840), (37, 342714920), (40, 317011301), (62, 204523420), (74, 171357460), (124, 102261710), (148, 85678730), (155, 81809368), (185, 68542984), (248, 51130855), (296, 42839365), (310, 40904684), (370, 34271492), (479, 26472760), (577, 21976520), (620, 20452342), (740, 17135746), (958, 13236380), (1147, 11055320), (1154, 10988260), (1240, 10226171), (1480, 8567873), (1916, 6618190), (2294, 5527660), (2308, 5494130), (2395, 5294552), (2885, 4395304), (3832, 3309095), (4588, 2763830), (4616, 2747065), (4790, 2647276), (5735, 2211064), (5770, 2197652), (9176, 1381915), (9580, 1323638), (11470, 1105532), (11540, 1098826), (14849, 853960), (17723, 715480), (17887, 708920), (19160, 661819), (21349, 593960), (22940, 552766), (23080, 549413), (29698, 426980), (35446, 357740), (35774, 354460), (42698, 296980), (45880, 276383), (59396, 213490), (70892, 178870), (71548, 177230), (74245, 170792), (85396, 148490), (88615, 143096), (89435, 141784), (106745, 118792)]