69885990

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{239}}^1$

素因数の和:296

約数の個数: 120

約数和(自身を含む): 199156320

約数和(自身を除く): 129270330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 239, 270, 285, 342, 361, 405, 478, 513, 570, 717, 722, 810, 855, 1026, 1083, 1195, 1434, 1539, 1710, 1805, 2151, 2166, 2390, 2565, 3078, 3249, 3585, 3610, 4302, 4541, 5130, 5415, 6453, 6498, 7170, 7695, 9082, 9747, 10755, 10830, 12906, 13623, 15390, 16245, 19359, 19494, 21510, 22705, 27246, 29241, 32265, 32490, 38718, 40869, 45410, 48735, 58482, 64530, 68115, 81738, 86279, 96795, 97470, 122607, 136230, 146205, 172558, 193590, 204345, 245214, 258837, 292410, 367821, 408690, 431395, 517674, 613035, 735642, 776511, 862790, 1226070, 1294185, 1553022, 1839105, 2329533, 2588370, 3678210, 3882555, 4659066, 6988599, 7765110, 11647665, 13977198, 23295330, 34942995, 69885990]

約数ペア:

[(1, 69885990), (2, 34942995), (3, 23295330), (5, 13977198), (6, 11647665), (9, 7765110), (10, 6988599), (15, 4659066), (18, 3882555), (19, 3678210), (27, 2588370), (30, 2329533), (38, 1839105), (45, 1553022), (54, 1294185), (57, 1226070), (81, 862790), (90, 776511), (95, 735642), (114, 613035), (135, 517674), (162, 431395), (171, 408690), (190, 367821), (239, 292410), (270, 258837), (285, 245214), (342, 204345), (361, 193590), (405, 172558), (478, 146205), (513, 136230), (570, 122607), (717, 97470), (722, 96795), (810, 86279), (855, 81738), (1026, 68115), (1083, 64530), (1195, 58482), (1434, 48735), (1539, 45410), (1710, 40869), (1805, 38718), (2151, 32490), (2166, 32265), (2390, 29241), (2565, 27246), (3078, 22705), (3249, 21510), (3585, 19494), (3610, 19359), (4302, 16245), (4541, 15390), (5130, 13623), (5415, 12906), (6453, 10830), (6498, 10755), (7170, 9747), (7695, 9082)]