72211440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:887

約数の個数: 160

約数和(自身を含む): 260983296

約数和(自身を除く): 188771856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 371, 420, 424, 530, 560, 636, 742, 795, 811, 840, 848, 1060, 1113, 1272, 1484, 1590, 1622, 1680, 1855, 2120, 2226, 2433, 2544, 2968, 3180, 3244, 3710, 4055, 4240, 4452, 4866, 5565, 5677, 5936, 6360, 6488, 7420, 8110, 8904, 9732, 11130, 11354, 12165, 12720, 12976, 14840, 16220, 17031, 17808, 19464, 22260, 22708, 24330, 28385, 29680, 32440, 34062, 38928, 42983, 44520, 45416, 48660, 56770, 64880, 68124, 85155, 85966, 89040, 90832, 97320, 113540, 128949, 136248, 170310, 171932, 194640, 214915, 227080, 257898, 272496, 300881, 340620, 343864, 429830, 454160, 515796, 601762, 644745, 681240, 687728, 859660, 902643, 1031592, 1203524, 1289490, 1362480, 1504405, 1719320, 1805286, 2063184, 2407048, 2578980, 3008810, 3438640, 3610572, 4513215, 4814096, 5157960, 6017620, 7221144, 9026430, 10315920, 12035240, 14442288, 18052860, 24070480, 36105720, 72211440]

約数ペア:

[(1, 72211440), (2, 36105720), (3, 24070480), (4, 18052860), (5, 14442288), (6, 12035240), (7, 10315920), (8, 9026430), (10, 7221144), (12, 6017620), (14, 5157960), (15, 4814096), (16, 4513215), (20, 3610572), (21, 3438640), (24, 3008810), (28, 2578980), (30, 2407048), (35, 2063184), (40, 1805286), (42, 1719320), (48, 1504405), (53, 1362480), (56, 1289490), (60, 1203524), (70, 1031592), (80, 902643), (84, 859660), (105, 687728), (106, 681240), (112, 644745), (120, 601762), (140, 515796), (159, 454160), (168, 429830), (210, 343864), (212, 340620), (240, 300881), (265, 272496), (280, 257898), (318, 227080), (336, 214915), (371, 194640), (420, 171932), (424, 170310), (530, 136248), (560, 128949), (636, 113540), (742, 97320), (795, 90832), (811, 89040), (840, 85966), (848, 85155), (1060, 68124), (1113, 64880), (1272, 56770), (1484, 48660), (1590, 45416), (1622, 44520), (1680, 42983), (1855, 38928), (2120, 34062), (2226, 32440), (2433, 29680), (2544, 28385), (2968, 24330), (3180, 22708), (3244, 22260), (3710, 19464), (4055, 17808), (4240, 17031), (4452, 16220), (4866, 14840), (5565, 12976), (5677, 12720), (5936, 12165), (6360, 11354), (6488, 11130), (7420, 9732), (8110, 8904)]