243481980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{11831}}^1$

素因数の和:11864

約数の個数: 96

約数和(自身を含む): 795110400

約数和(自身を除く): 551628420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 11831, 20580, 23662, 35493, 47324, 59155, 70986, 82817, 118310, 141972, 165634, 177465, 236620, 248451, 331268, 354930, 414085, 496902, 579719, 709860, 828170, 993804, 1159438, 1242255, 1656340, 1739157, 2318876, 2484510, 2898595, 3478314, 4058033, 4969020, 5797190, 6956628, 8116066, 8695785, 11594380, 12174099, 16232132, 17391570, 20290165, 24348198, 34783140, 40580330, 48696396, 60870495, 81160660, 121740990, 243481980]

約数ペア:

[(1, 243481980), (2, 121740990), (3, 81160660), (4, 60870495), (5, 48696396), (6, 40580330), (7, 34783140), (10, 24348198), (12, 20290165), (14, 17391570), (15, 16232132), (20, 12174099), (21, 11594380), (28, 8695785), (30, 8116066), (35, 6956628), (42, 5797190), (49, 4969020), (60, 4058033), (70, 3478314), (84, 2898595), (98, 2484510), (105, 2318876), (140, 1739157), (147, 1656340), (196, 1242255), (210, 1159438), (245, 993804), (294, 828170), (343, 709860), (420, 579719), (490, 496902), (588, 414085), (686, 354930), (735, 331268), (980, 248451), (1029, 236620), (1372, 177465), (1470, 165634), (1715, 141972), (2058, 118310), (2940, 82817), (3430, 70986), (4116, 59155), (5145, 47324), (6860, 35493), (10290, 23662), (11831, 20580)]