16401141820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{661}}^1\times {\mathrm{3617}}^1$

素因数の和:4308

約数の個数: 96

約数和(自身を含む): 40237948800

約数和(自身を除く): 23836806980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 661, 686, 980, 1322, 1372, 1715, 2644, 3305, 3430, 3617, 4627, 6610, 6860, 7234, 9254, 13220, 14468, 18085, 18508, 23135, 25319, 32389, 36170, 46270, 50638, 64778, 72340, 92540, 101276, 126595, 129556, 161945, 177233, 226723, 253190, 323890, 354466, 453446, 506380, 647780, 708932, 886165, 906892, 1133615, 1240631, 1772330, 2267230, 2390837, 2481262, 3544660, 4534460, 4781674, 4962524, 6203155, 9563348, 11954185, 12406310, 16735859, 23908370, 24812620, 33471718, 47816740, 66943436, 83679295, 117151013, 167358590, 234302026, 334717180, 468604052, 585755065, 820057091, 1171510130, 1640114182, 2343020260, 3280228364, 4100285455, 8200570910, 16401141820]

約数ペア:

[(1, 16401141820), (2, 8200570910), (4, 4100285455), (5, 3280228364), (7, 2343020260), (10, 1640114182), (14, 1171510130), (20, 820057091), (28, 585755065), (35, 468604052), (49, 334717180), (70, 234302026), (98, 167358590), (140, 117151013), (196, 83679295), (245, 66943436), (343, 47816740), (490, 33471718), (661, 24812620), (686, 23908370), (980, 16735859), (1322, 12406310), (1372, 11954185), (1715, 9563348), (2644, 6203155), (3305, 4962524), (3430, 4781674), (3617, 4534460), (4627, 3544660), (6610, 2481262), (6860, 2390837), (7234, 2267230), (9254, 1772330), (13220, 1240631), (14468, 1133615), (18085, 906892), (18508, 886165), (23135, 708932), (25319, 647780), (32389, 506380), (36170, 453446), (46270, 354466), (50638, 323890), (64778, 253190), (72340, 226723), (92540, 177233), (101276, 161945), (126595, 129556)]