161237160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:720

約数の個数: 192

約数和(自身を含む): 605404800

約数和(自身を除く): 444167640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 109, 120, 126, 140, 168, 180, 210, 218, 252, 280, 315, 327, 360, 420, 436, 504, 545, 587, 630, 654, 763, 840, 872, 981, 1090, 1174, 1260, 1308, 1526, 1635, 1761, 1962, 2180, 2289, 2348, 2520, 2616, 2935, 3052, 3270, 3522, 3815, 3924, 4109, 4360, 4578, 4696, 4905, 5283, 5870, 6104, 6540, 6867, 7044, 7630, 7848, 8218, 8805, 9156, 9810, 10566, 11445, 11740, 12327, 13080, 13734, 14088, 15260, 16436, 17610, 18312, 19620, 20545, 21132, 22890, 23480, 24654, 26415, 27468, 30520, 32872, 34335, 35220, 36981, 39240, 41090, 42264, 45780, 49308, 52830, 54936, 61635, 63983, 68670, 70440, 73962, 82180, 91560, 98616, 105660, 123270, 127966, 137340, 147924, 164360, 184905, 191949, 211320, 246540, 255932, 274680, 295848, 319915, 369810, 383898, 447881, 493080, 511864, 575847, 639830, 739620, 767796, 895762, 959745, 1151694, 1279660, 1343643, 1479240, 1535592, 1791524, 1919490, 2239405, 2303388, 2559320, 2687286, 2879235, 3583048, 3838980, 4030929, 4478810, 4606776, 5374572, 5758470, 6718215, 7677960, 8061858, 8957620, 10749144, 11516940, 13436430, 16123716, 17915240, 20154645, 23033880, 26872860, 32247432, 40309290, 53745720, 80618580, 161237160]

約数ペア:

[(1, 161237160), (2, 80618580), (3, 53745720), (4, 40309290), (5, 32247432), (6, 26872860), (7, 23033880), (8, 20154645), (9, 17915240), (10, 16123716), (12, 13436430), (14, 11516940), (15, 10749144), (18, 8957620), (20, 8061858), (21, 7677960), (24, 6718215), (28, 5758470), (30, 5374572), (35, 4606776), (36, 4478810), (40, 4030929), (42, 3838980), (45, 3583048), (56, 2879235), (60, 2687286), (63, 2559320), (70, 2303388), (72, 2239405), (84, 1919490), (90, 1791524), (105, 1535592), (109, 1479240), (120, 1343643), (126, 1279660), (140, 1151694), (168, 959745), (180, 895762), (210, 767796), (218, 739620), (252, 639830), (280, 575847), (315, 511864), (327, 493080), (360, 447881), (420, 383898), (436, 369810), (504, 319915), (545, 295848), (587, 274680), (630, 255932), (654, 246540), (763, 211320), (840, 191949), (872, 184905), (981, 164360), (1090, 147924), (1174, 137340), (1260, 127966), (1308, 123270), (1526, 105660), (1635, 98616), (1761, 91560), (1962, 82180), (2180, 73962), (2289, 70440), (2348, 68670), (2520, 63983), (2616, 61635), (2935, 54936), (3052, 52830), (3270, 49308), (3522, 45780), (3815, 42264), (3924, 41090), (4109, 39240), (4360, 36981), (4578, 35220), (4696, 34335), (4905, 32872), (5283, 30520), (5870, 27468), (6104, 26415), (6540, 24654), (6867, 23480), (7044, 22890), (7630, 21132), (7848, 20545), (8218, 19620), (8805, 18312), (9156, 17610), (9810, 16436), (10566, 15260), (11445, 14088), (11740, 13734), (12327, 13080)]