123716480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 319243680

約数和(自身を除く): 195527200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 128, 136, 137, 160, 166, 170, 272, 274, 320, 332, 340, 415, 544, 548, 640, 664, 680, 685, 830, 1088, 1096, 1328, 1360, 1370, 1411, 1660, 2176, 2192, 2329, 2656, 2720, 2740, 2822, 3320, 4384, 4658, 5312, 5440, 5480, 5644, 6640, 7055, 8768, 9316, 10624, 10880, 10960, 11288, 11371, 11645, 13280, 14110, 17536, 18632, 21920, 22576, 22742, 23290, 26560, 28220, 37264, 43840, 45152, 45484, 46580, 53120, 56440, 56855, 74528, 87680, 90304, 90968, 93160, 112880, 113710, 149056, 180608, 181936, 186320, 193307, 225760, 227420, 298112, 363872, 372640, 386614, 451520, 454840, 727744, 745280, 773228, 903040, 909680, 966535, 1455488, 1490560, 1546456, 1819360, 1933070, 3092912, 3638720, 3866140, 6185824, 7277440, 7732280, 12371648, 15464560, 24743296, 30929120, 61858240, 123716480]

約数ペア:

[(1, 123716480), (2, 61858240), (4, 30929120), (5, 24743296), (8, 15464560), (10, 12371648), (16, 7732280), (17, 7277440), (20, 6185824), (32, 3866140), (34, 3638720), (40, 3092912), (64, 1933070), (68, 1819360), (80, 1546456), (83, 1490560), (85, 1455488), (128, 966535), (136, 909680), (137, 903040), (160, 773228), (166, 745280), (170, 727744), (272, 454840), (274, 451520), (320, 386614), (332, 372640), (340, 363872), (415, 298112), (544, 227420), (548, 225760), (640, 193307), (664, 186320), (680, 181936), (685, 180608), (830, 149056), (1088, 113710), (1096, 112880), (1328, 93160), (1360, 90968), (1370, 90304), (1411, 87680), (1660, 74528), (2176, 56855), (2192, 56440), (2329, 53120), (2656, 46580), (2720, 45484), (2740, 45152), (2822, 43840), (3320, 37264), (4384, 28220), (4658, 26560), (5312, 23290), (5440, 22742), (5480, 22576), (5644, 21920), (6640, 18632), (7055, 17536), (8768, 14110), (9316, 13280), (10624, 11645), (10880, 11371), (10960, 11288)]