221970528

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{587}}^1$

素因数の和:717

約数の個数: 144

約数和(自身を含む): 687684816

約数和(自身を除く): 465714288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 101, 104, 117, 144, 156, 202, 208, 234, 288, 303, 312, 404, 416, 468, 587, 606, 624, 808, 909, 936, 1174, 1212, 1248, 1313, 1616, 1761, 1818, 1872, 2348, 2424, 2626, 3232, 3522, 3636, 3744, 3939, 4696, 4848, 5252, 5283, 7044, 7272, 7631, 7878, 9392, 9696, 10504, 10566, 11817, 14088, 14544, 15262, 15756, 18784, 21008, 21132, 22893, 23634, 28176, 29088, 30524, 31512, 42016, 42264, 45786, 47268, 56352, 59287, 61048, 63024, 68679, 84528, 91572, 94536, 118574, 122096, 126048, 137358, 169056, 177861, 183144, 189072, 237148, 244192, 274716, 355722, 366288, 378144, 474296, 533583, 549432, 711444, 732576, 770731, 948592, 1067166, 1098864, 1422888, 1541462, 1897184, 2134332, 2197728, 2312193, 2845776, 3082924, 4268664, 4624386, 5691552, 6165848, 6936579, 8537328, 9248772, 12331696, 13873158, 17074656, 18497544, 24663392, 27746316, 36995088, 55492632, 73990176, 110985264, 221970528]

約数ペア:

[(1, 221970528), (2, 110985264), (3, 73990176), (4, 55492632), (6, 36995088), (8, 27746316), (9, 24663392), (12, 18497544), (13, 17074656), (16, 13873158), (18, 12331696), (24, 9248772), (26, 8537328), (32, 6936579), (36, 6165848), (39, 5691552), (48, 4624386), (52, 4268664), (72, 3082924), (78, 2845776), (96, 2312193), (101, 2197728), (104, 2134332), (117, 1897184), (144, 1541462), (156, 1422888), (202, 1098864), (208, 1067166), (234, 948592), (288, 770731), (303, 732576), (312, 711444), (404, 549432), (416, 533583), (468, 474296), (587, 378144), (606, 366288), (624, 355722), (808, 274716), (909, 244192), (936, 237148), (1174, 189072), (1212, 183144), (1248, 177861), (1313, 169056), (1616, 137358), (1761, 126048), (1818, 122096), (1872, 118574), (2348, 94536), (2424, 91572), (2626, 84528), (3232, 68679), (3522, 63024), (3636, 61048), (3744, 59287), (3939, 56352), (4696, 47268), (4848, 45786), (5252, 42264), (5283, 42016), (7044, 31512), (7272, 30524), (7631, 29088), (7878, 28176), (9392, 23634), (9696, 22893), (10504, 21132), (10566, 21008), (11817, 18784), (14088, 15756), (14544, 15262)]