2998869854680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{71880869}}^1$

素因数の和:71881036

約数の個数: 64

約数和(自身を含む): 7763133960000

約数和(自身を除く): 4764264105320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2980, 4172, 5215, 5960, 8344, 10430, 20860, 41720, 71880869, 143761738, 287523476, 359404345, 503166083, 575046952, 718808690, 1006332166, 1437617380, 2012664332, 2515830415, 2875234760, 4025328664, 5031660830, 10063321660, 10710249481, 20126643320, 21420498962, 42840997924, 53551247405, 74971746367, 85681995848, 107102494810, 149943492734, 214204989620, 299886985468, 374858731835, 428409979240, 599773970936, 749717463670, 1499434927340, 2998869854680]

約数ペア:

[(1, 2998869854680), (2, 1499434927340), (4, 749717463670), (5, 599773970936), (7, 428409979240), (8, 374858731835), (10, 299886985468), (14, 214204989620), (20, 149943492734), (28, 107102494810), (35, 85681995848), (40, 74971746367), (56, 53551247405), (70, 42840997924), (140, 21420498962), (149, 20126643320), (280, 10710249481), (298, 10063321660), (596, 5031660830), (745, 4025328664), (1043, 2875234760), (1192, 2515830415), (1490, 2012664332), (2086, 1437617380), (2980, 1006332166), (4172, 718808690), (5215, 575046952), (5960, 503166083), (8344, 359404345), (10430, 287523476), (20860, 143761738), (41720, 71880869)]