154435820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{347}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 430762752

約数和(自身を除く): 276326932

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 289, 308, 340, 347, 374, 385, 476, 578, 595, 694, 748, 770, 935, 1156, 1190, 1309, 1388, 1445, 1540, 1735, 1870, 2023, 2380, 2429, 2618, 2890, 3179, 3470, 3740, 3817, 4046, 4858, 5236, 5780, 5899, 6358, 6545, 6940, 7634, 8092, 9716, 10115, 11798, 12145, 12716, 13090, 15268, 15895, 19085, 20230, 22253, 23596, 24290, 26180, 26719, 29495, 31790, 38170, 40460, 41293, 44506, 48580, 53438, 58990, 63580, 64889, 76340, 82586, 89012, 100283, 106876, 111265, 117980, 129778, 133595, 165172, 200566, 206465, 222530, 259556, 267190, 324445, 401132, 412930, 445060, 454223, 501415, 534380, 648890, 701981, 825860, 908446, 1002830, 1103113, 1297780, 1403962, 1816892, 2005660, 2206226, 2271115, 2807924, 3509905, 4412452, 4542230, 5515565, 7019810, 7721791, 9084460, 11031130, 14039620, 15443582, 22062260, 30887164, 38608955, 77217910, 154435820]

約数ペア:

[(1, 154435820), (2, 77217910), (4, 38608955), (5, 30887164), (7, 22062260), (10, 15443582), (11, 14039620), (14, 11031130), (17, 9084460), (20, 7721791), (22, 7019810), (28, 5515565), (34, 4542230), (35, 4412452), (44, 3509905), (55, 2807924), (68, 2271115), (70, 2206226), (77, 2005660), (85, 1816892), (110, 1403962), (119, 1297780), (140, 1103113), (154, 1002830), (170, 908446), (187, 825860), (220, 701981), (238, 648890), (289, 534380), (308, 501415), (340, 454223), (347, 445060), (374, 412930), (385, 401132), (476, 324445), (578, 267190), (595, 259556), (694, 222530), (748, 206465), (770, 200566), (935, 165172), (1156, 133595), (1190, 129778), (1309, 117980), (1388, 111265), (1445, 106876), (1540, 100283), (1735, 89012), (1870, 82586), (2023, 76340), (2380, 64889), (2429, 63580), (2618, 58990), (2890, 53438), (3179, 48580), (3470, 44506), (3740, 41293), (3817, 40460), (4046, 38170), (4858, 31790), (5236, 29495), (5780, 26719), (5899, 26180), (6358, 24290), (6545, 23596), (6940, 22253), (7634, 20230), (8092, 19085), (9716, 15895), (10115, 15268), (11798, 13090), (12145, 12716)]