15582420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 55036800

約数和(自身を除く): 39454380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 83, 84, 90, 105, 126, 140, 149, 166, 180, 210, 249, 252, 298, 315, 332, 415, 420, 447, 498, 581, 596, 630, 745, 747, 830, 894, 996, 1043, 1162, 1245, 1260, 1341, 1490, 1494, 1660, 1743, 1788, 2086, 2235, 2324, 2490, 2682, 2905, 2980, 2988, 3129, 3486, 3735, 4172, 4470, 4980, 5215, 5229, 5364, 5810, 6258, 6705, 6972, 7470, 8715, 8940, 9387, 10430, 10458, 11620, 12367, 12516, 13410, 14940, 15645, 17430, 18774, 20860, 20916, 24734, 26145, 26820, 31290, 34860, 37101, 37548, 46935, 49468, 52290, 61835, 62580, 74202, 86569, 93870, 104580, 111303, 123670, 148404, 173138, 185505, 187740, 222606, 247340, 259707, 346276, 371010, 432845, 445212, 519414, 556515, 742020, 779121, 865690, 1038828, 1113030, 1298535, 1558242, 1731380, 2226060, 2597070, 3116484, 3895605, 5194140, 7791210, 15582420]

約数ペア:

[(1, 15582420), (2, 7791210), (3, 5194140), (4, 3895605), (5, 3116484), (6, 2597070), (7, 2226060), (9, 1731380), (10, 1558242), (12, 1298535), (14, 1113030), (15, 1038828), (18, 865690), (20, 779121), (21, 742020), (28, 556515), (30, 519414), (35, 445212), (36, 432845), (42, 371010), (45, 346276), (60, 259707), (63, 247340), (70, 222606), (83, 187740), (84, 185505), (90, 173138), (105, 148404), (126, 123670), (140, 111303), (149, 104580), (166, 93870), (180, 86569), (210, 74202), (249, 62580), (252, 61835), (298, 52290), (315, 49468), (332, 46935), (415, 37548), (420, 37101), (447, 34860), (498, 31290), (581, 26820), (596, 26145), (630, 24734), (745, 20916), (747, 20860), (830, 18774), (894, 17430), (996, 15645), (1043, 14940), (1162, 13410), (1245, 12516), (1260, 12367), (1341, 11620), (1490, 10458), (1494, 10430), (1660, 9387), (1743, 8940), (1788, 8715), (2086, 7470), (2235, 6972), (2324, 6705), (2490, 6258), (2682, 5810), (2905, 5364), (2980, 5229), (2988, 5215), (3129, 4980), (3486, 4470), (3735, 4172)]