260403780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1358

約数の個数: 192

約数和(自身を含む): 922360320

約数和(自身を除く): 661956540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 105, 111, 130, 140, 148, 156, 182, 185, 195, 210, 222, 259, 260, 273, 364, 370, 390, 420, 444, 455, 481, 518, 546, 555, 740, 777, 780, 910, 962, 1036, 1092, 1110, 1289, 1295, 1365, 1443, 1554, 1820, 1924, 2220, 2405, 2578, 2590, 2730, 2886, 3108, 3367, 3867, 3885, 4810, 5156, 5180, 5460, 5772, 6445, 6734, 7215, 7734, 7770, 9023, 9620, 10101, 12890, 13468, 14430, 15468, 15540, 16757, 16835, 18046, 19335, 20202, 25780, 27069, 28860, 33514, 33670, 36092, 38670, 40404, 45115, 47693, 50271, 50505, 54138, 67028, 67340, 77340, 83785, 90230, 95386, 100542, 101010, 108276, 117299, 135345, 143079, 167570, 180460, 190772, 201084, 202020, 234598, 238465, 251355, 270690, 286158, 333851, 335140, 351897, 469196, 476930, 502710, 541380, 572316, 586495, 620009, 667702, 703794, 715395, 953860, 1001553, 1005420, 1172990, 1240018, 1335404, 1407588, 1430790, 1669255, 1759485, 1860027, 2003106, 2345980, 2480036, 2861580, 3100045, 3338510, 3518970, 3720054, 4006212, 4340063, 5007765, 6200090, 6677020, 7037940, 7440108, 8680126, 9300135, 10015530, 12400180, 13020189, 17360252, 18600270, 20031060, 21700315, 26040378, 37200540, 43400630, 52080756, 65100945, 86801260, 130201890, 260403780]

約数ペア:

[(1, 260403780), (2, 130201890), (3, 86801260), (4, 65100945), (5, 52080756), (6, 43400630), (7, 37200540), (10, 26040378), (12, 21700315), (13, 20031060), (14, 18600270), (15, 17360252), (20, 13020189), (21, 12400180), (26, 10015530), (28, 9300135), (30, 8680126), (35, 7440108), (37, 7037940), (39, 6677020), (42, 6200090), (52, 5007765), (60, 4340063), (65, 4006212), (70, 3720054), (74, 3518970), (78, 3338510), (84, 3100045), (91, 2861580), (105, 2480036), (111, 2345980), (130, 2003106), (140, 1860027), (148, 1759485), (156, 1669255), (182, 1430790), (185, 1407588), (195, 1335404), (210, 1240018), (222, 1172990), (259, 1005420), (260, 1001553), (273, 953860), (364, 715395), (370, 703794), (390, 667702), (420, 620009), (444, 586495), (455, 572316), (481, 541380), (518, 502710), (546, 476930), (555, 469196), (740, 351897), (777, 335140), (780, 333851), (910, 286158), (962, 270690), (1036, 251355), (1092, 238465), (1110, 234598), (1289, 202020), (1295, 201084), (1365, 190772), (1443, 180460), (1554, 167570), (1820, 143079), (1924, 135345), (2220, 117299), (2405, 108276), (2578, 101010), (2590, 100542), (2730, 95386), (2886, 90230), (3108, 83785), (3367, 77340), (3867, 67340), (3885, 67028), (4810, 54138), (5156, 50505), (5180, 50271), (5460, 47693), (5772, 45115), (6445, 40404), (6734, 38670), (7215, 36092), (7734, 33670), (7770, 33514), (9023, 28860), (9620, 27069), (10101, 25780), (12890, 20202), (13468, 19335), (14430, 18046), (15468, 16835), (15540, 16757)]