81516624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 253317120

約数和(自身を除く): 171800496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 48, 56, 74, 79, 83, 84, 111, 112, 148, 158, 166, 168, 222, 237, 249, 259, 296, 316, 332, 336, 444, 474, 498, 518, 553, 581, 592, 632, 664, 777, 888, 948, 996, 1036, 1106, 1162, 1264, 1328, 1554, 1659, 1743, 1776, 1896, 1992, 2072, 2212, 2324, 2923, 3071, 3108, 3318, 3486, 3792, 3984, 4144, 4424, 4648, 5846, 6142, 6216, 6557, 6636, 6972, 8769, 8848, 9213, 9296, 11692, 12284, 12432, 13114, 13272, 13944, 17538, 18426, 19671, 20461, 21497, 23384, 24568, 26228, 26544, 27888, 35076, 36852, 39342, 40922, 42994, 45899, 46768, 49136, 52456, 61383, 64491, 70152, 73704, 78684, 81844, 85988, 91798, 104912, 122766, 128982, 137697, 140304, 147408, 157368, 163688, 171976, 183596, 242609, 245532, 257964, 275394, 314736, 327376, 343952, 367192, 485218, 491064, 515928, 550788, 727827, 734384, 970436, 982128, 1031856, 1101576, 1455654, 1698263, 1940872, 2203152, 2911308, 3396526, 3881744, 5094789, 5822616, 6793052, 10189578, 11645232, 13586104, 20379156, 27172208, 40758312, 81516624]

約数ペア:

[(1, 81516624), (2, 40758312), (3, 27172208), (4, 20379156), (6, 13586104), (7, 11645232), (8, 10189578), (12, 6793052), (14, 5822616), (16, 5094789), (21, 3881744), (24, 3396526), (28, 2911308), (37, 2203152), (42, 1940872), (48, 1698263), (56, 1455654), (74, 1101576), (79, 1031856), (83, 982128), (84, 970436), (111, 734384), (112, 727827), (148, 550788), (158, 515928), (166, 491064), (168, 485218), (222, 367192), (237, 343952), (249, 327376), (259, 314736), (296, 275394), (316, 257964), (332, 245532), (336, 242609), (444, 183596), (474, 171976), (498, 163688), (518, 157368), (553, 147408), (581, 140304), (592, 137697), (632, 128982), (664, 122766), (777, 104912), (888, 91798), (948, 85988), (996, 81844), (1036, 78684), (1106, 73704), (1162, 70152), (1264, 64491), (1328, 61383), (1554, 52456), (1659, 49136), (1743, 46768), (1776, 45899), (1896, 42994), (1992, 40922), (2072, 39342), (2212, 36852), (2324, 35076), (2923, 27888), (3071, 26544), (3108, 26228), (3318, 24568), (3486, 23384), (3792, 21497), (3984, 20461), (4144, 19671), (4424, 18426), (4648, 17538), (5846, 13944), (6142, 13272), (6216, 13114), (6557, 12432), (6636, 12284), (6972, 11692), (8769, 9296), (8848, 9213)]