127789620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 421459584

約数和(自身を除く): 293669964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 181, 205, 210, 246, 287, 362, 410, 420, 492, 543, 574, 615, 724, 820, 861, 905, 1086, 1148, 1230, 1267, 1435, 1681, 1722, 1810, 2172, 2460, 2534, 2715, 2870, 3362, 3444, 3620, 3801, 4305, 5043, 5068, 5430, 5740, 6335, 6724, 7421, 7602, 8405, 8610, 10086, 10860, 11767, 12670, 14842, 15204, 16810, 17220, 19005, 20172, 22263, 23534, 25215, 25340, 29684, 33620, 35301, 37105, 38010, 44526, 47068, 50430, 51947, 58835, 70602, 74210, 76020, 89052, 100860, 103894, 111315, 117670, 141204, 148420, 155841, 176505, 207788, 222630, 235340, 259735, 304261, 311682, 353010, 445260, 519470, 608522, 623364, 706020, 779205, 912783, 1038940, 1217044, 1521305, 1558410, 1825566, 2129827, 3042610, 3116820, 3651132, 4259654, 4563915, 6085220, 6389481, 8519308, 9127830, 10649135, 12778962, 18255660, 21298270, 25557924, 31947405, 42596540, 63894810, 127789620]

約数ペア:

[(1, 127789620), (2, 63894810), (3, 42596540), (4, 31947405), (5, 25557924), (6, 21298270), (7, 18255660), (10, 12778962), (12, 10649135), (14, 9127830), (15, 8519308), (20, 6389481), (21, 6085220), (28, 4563915), (30, 4259654), (35, 3651132), (41, 3116820), (42, 3042610), (60, 2129827), (70, 1825566), (82, 1558410), (84, 1521305), (105, 1217044), (123, 1038940), (140, 912783), (164, 779205), (181, 706020), (205, 623364), (210, 608522), (246, 519470), (287, 445260), (362, 353010), (410, 311682), (420, 304261), (492, 259735), (543, 235340), (574, 222630), (615, 207788), (724, 176505), (820, 155841), (861, 148420), (905, 141204), (1086, 117670), (1148, 111315), (1230, 103894), (1267, 100860), (1435, 89052), (1681, 76020), (1722, 74210), (1810, 70602), (2172, 58835), (2460, 51947), (2534, 50430), (2715, 47068), (2870, 44526), (3362, 38010), (3444, 37105), (3620, 35301), (3801, 33620), (4305, 29684), (5043, 25340), (5068, 25215), (5430, 23534), (5740, 22263), (6335, 20172), (6724, 19005), (7421, 17220), (7602, 16810), (8405, 15204), (8610, 14842), (10086, 12670), (10860, 11767)]