164986640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 160

約数和(自身を含む): 478469376

約数和(自身を除く): 313482736

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 131, 140, 173, 182, 208, 260, 262, 280, 346, 364, 455, 520, 524, 560, 655, 692, 728, 865, 910, 917, 1040, 1048, 1211, 1310, 1384, 1456, 1703, 1730, 1820, 1834, 2096, 2249, 2422, 2620, 2768, 3406, 3460, 3640, 3668, 4498, 4585, 4844, 5240, 6055, 6812, 6920, 7280, 7336, 8515, 8996, 9170, 9688, 10480, 11245, 11921, 12110, 13624, 13840, 14672, 15743, 17030, 17992, 18340, 19376, 22490, 22663, 23842, 24220, 27248, 31486, 34060, 35984, 36680, 44980, 45326, 47684, 48440, 59605, 62972, 68120, 73360, 78715, 89960, 90652, 95368, 96880, 113315, 119210, 125944, 136240, 157430, 158641, 179920, 181304, 190736, 226630, 238420, 251888, 294619, 314860, 317282, 362608, 453260, 476840, 589238, 629720, 634564, 793205, 906520, 953680, 1178476, 1259440, 1269128, 1473095, 1586410, 1813040, 2062333, 2356952, 2538256, 2946190, 3172820, 4124666, 4713904, 5892380, 6345640, 8249332, 10311665, 11784760, 12691280, 16498664, 20623330, 23569520, 32997328, 41246660, 82493320, 164986640]

約数ペア:

[(1, 164986640), (2, 82493320), (4, 41246660), (5, 32997328), (7, 23569520), (8, 20623330), (10, 16498664), (13, 12691280), (14, 11784760), (16, 10311665), (20, 8249332), (26, 6345640), (28, 5892380), (35, 4713904), (40, 4124666), (52, 3172820), (56, 2946190), (65, 2538256), (70, 2356952), (80, 2062333), (91, 1813040), (104, 1586410), (112, 1473095), (130, 1269128), (131, 1259440), (140, 1178476), (173, 953680), (182, 906520), (208, 793205), (260, 634564), (262, 629720), (280, 589238), (346, 476840), (364, 453260), (455, 362608), (520, 317282), (524, 314860), (560, 294619), (655, 251888), (692, 238420), (728, 226630), (865, 190736), (910, 181304), (917, 179920), (1040, 158641), (1048, 157430), (1211, 136240), (1310, 125944), (1384, 119210), (1456, 113315), (1703, 96880), (1730, 95368), (1820, 90652), (1834, 89960), (2096, 78715), (2249, 73360), (2422, 68120), (2620, 62972), (2768, 59605), (3406, 48440), (3460, 47684), (3640, 45326), (3668, 44980), (4498, 36680), (4585, 35984), (4844, 34060), (5240, 31486), (6055, 27248), (6812, 24220), (6920, 23842), (7280, 22663), (7336, 22490), (8515, 19376), (8996, 18340), (9170, 17992), (9688, 17030), (10480, 15743), (11245, 14672), (11921, 13840), (12110, 13624)]