80233020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1721}}^1$

素因数の和:1780

約数の個数: 144

約数和(自身を含む): 285824448

約数和(自身を除く): 205591428

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 1721, 2220, 2331, 2590, 3108, 3330, 3442, 3885, 4662, 5163, 5180, 6660, 6884, 7770, 8605, 9324, 10326, 11655, 12047, 15489, 15540, 17210, 20652, 23310, 24094, 25815, 30978, 34420, 36141, 46620, 48188, 51630, 60235, 61956, 63677, 72282, 77445, 103260, 108423, 120470, 127354, 144564, 154890, 180705, 191031, 216846, 240940, 254708, 309780, 318385, 361410, 382062, 433692, 445739, 542115, 573093, 636770, 722820, 764124, 891478, 955155, 1084230, 1146186, 1273540, 1337217, 1782956, 1910310, 2168460, 2228695, 2292372, 2674434, 2865465, 3820620, 4011651, 4457390, 5348868, 5730930, 6686085, 8023302, 8914780, 11461860, 13372170, 16046604, 20058255, 26744340, 40116510, 80233020]

約数ペア:

[(1, 80233020), (2, 40116510), (3, 26744340), (4, 20058255), (5, 16046604), (6, 13372170), (7, 11461860), (9, 8914780), (10, 8023302), (12, 6686085), (14, 5730930), (15, 5348868), (18, 4457390), (20, 4011651), (21, 3820620), (28, 2865465), (30, 2674434), (35, 2292372), (36, 2228695), (37, 2168460), (42, 1910310), (45, 1782956), (60, 1337217), (63, 1273540), (70, 1146186), (74, 1084230), (84, 955155), (90, 891478), (105, 764124), (111, 722820), (126, 636770), (140, 573093), (148, 542115), (180, 445739), (185, 433692), (210, 382062), (222, 361410), (252, 318385), (259, 309780), (315, 254708), (333, 240940), (370, 216846), (420, 191031), (444, 180705), (518, 154890), (555, 144564), (630, 127354), (666, 120470), (740, 108423), (777, 103260), (1036, 77445), (1110, 72282), (1260, 63677), (1295, 61956), (1332, 60235), (1554, 51630), (1665, 48188), (1721, 46620), (2220, 36141), (2331, 34420), (2590, 30978), (3108, 25815), (3330, 24094), (3442, 23310), (3885, 20652), (4662, 17210), (5163, 15540), (5180, 15489), (6660, 12047), (6884, 11655), (7770, 10326), (8605, 9324)]