81015480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2473}}^1$

素因数の和:2510

約数の個数: 192

約数和(自身を含む): 324192960

約数和(自身を除く): 243177480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2473, 2520, 2730, 3276, 3640, 4095, 4680, 4946, 5460, 6552, 7419, 8190, 9892, 10920, 12365, 14838, 16380, 17311, 19784, 22257, 24730, 29676, 32149, 32760, 34622, 37095, 44514, 49460, 51933, 59352, 64298, 69244, 74190, 86555, 89028, 96447, 98920, 103866, 111285, 128596, 138488, 148380, 155799, 160745, 173110, 178056, 192894, 207732, 222570, 225043, 257192, 259665, 289341, 296760, 311598, 321490, 346220, 385788, 415464, 445140, 450086, 482235, 519330, 578682, 623196, 642980, 675129, 692440, 771576, 778995, 890280, 900172, 964470, 1038660, 1125215, 1157364, 1246392, 1285960, 1350258, 1446705, 1557990, 1800344, 1928940, 2025387, 2077320, 2250430, 2314728, 2700516, 2893410, 3115980, 3375645, 3857880, 4050774, 4500860, 5401032, 5786820, 6231960, 6751290, 8101548, 9001720, 10126935, 11573640, 13502580, 16203096, 20253870, 27005160, 40507740, 81015480]

約数ペア:

[(1, 81015480), (2, 40507740), (3, 27005160), (4, 20253870), (5, 16203096), (6, 13502580), (7, 11573640), (8, 10126935), (9, 9001720), (10, 8101548), (12, 6751290), (13, 6231960), (14, 5786820), (15, 5401032), (18, 4500860), (20, 4050774), (21, 3857880), (24, 3375645), (26, 3115980), (28, 2893410), (30, 2700516), (35, 2314728), (36, 2250430), (39, 2077320), (40, 2025387), (42, 1928940), (45, 1800344), (52, 1557990), (56, 1446705), (60, 1350258), (63, 1285960), (65, 1246392), (70, 1157364), (72, 1125215), (78, 1038660), (84, 964470), (90, 900172), (91, 890280), (104, 778995), (105, 771576), (117, 692440), (120, 675129), (126, 642980), (130, 623196), (140, 578682), (156, 519330), (168, 482235), (180, 450086), (182, 445140), (195, 415464), (210, 385788), (234, 346220), (252, 321490), (260, 311598), (273, 296760), (280, 289341), (312, 259665), (315, 257192), (360, 225043), (364, 222570), (390, 207732), (420, 192894), (455, 178056), (468, 173110), (504, 160745), (520, 155799), (546, 148380), (585, 138488), (630, 128596), (728, 111285), (780, 103866), (819, 98920), (840, 96447), (910, 89028), (936, 86555), (1092, 74190), (1170, 69244), (1260, 64298), (1365, 59352), (1560, 51933), (1638, 49460), (1820, 44514), (2184, 37095), (2340, 34622), (2473, 32760), (2520, 32149), (2730, 29676), (3276, 24730), (3640, 22257), (4095, 19784), (4680, 17311), (4946, 16380), (5460, 14838), (6552, 12365), (7419, 10920), (8190, 9892)]