140121240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5381}}^1$

素因数の和:5433

約数の個数: 128

約数和(自身を含む): 496005120

約数和(自身を除く): 355883880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 5381, 6510, 8680, 10762, 13020, 16143, 21524, 26040, 26905, 32286, 37667, 43048, 53810, 64572, 75334, 80715, 107620, 113001, 129144, 150668, 161430, 166811, 188335, 215240, 226002, 301336, 322860, 333622, 376670, 452004, 500433, 565005, 645720, 667244, 753340, 834055, 904008, 1000866, 1130010, 1167677, 1334488, 1506680, 1668110, 2001732, 2260020, 2335354, 2502165, 3336220, 3503031, 4003464, 4520040, 4670708, 5004330, 5838385, 6672440, 7006062, 9341416, 10008660, 11676770, 14012124, 17515155, 20017320, 23353540, 28024248, 35030310, 46707080, 70060620, 140121240]

約数ペア:

[(1, 140121240), (2, 70060620), (3, 46707080), (4, 35030310), (5, 28024248), (6, 23353540), (7, 20017320), (8, 17515155), (10, 14012124), (12, 11676770), (14, 10008660), (15, 9341416), (20, 7006062), (21, 6672440), (24, 5838385), (28, 5004330), (30, 4670708), (31, 4520040), (35, 4003464), (40, 3503031), (42, 3336220), (56, 2502165), (60, 2335354), (62, 2260020), (70, 2001732), (84, 1668110), (93, 1506680), (105, 1334488), (120, 1167677), (124, 1130010), (140, 1000866), (155, 904008), (168, 834055), (186, 753340), (210, 667244), (217, 645720), (248, 565005), (280, 500433), (310, 452004), (372, 376670), (420, 333622), (434, 322860), (465, 301336), (620, 226002), (651, 215240), (744, 188335), (840, 166811), (868, 161430), (930, 150668), (1085, 129144), (1240, 113001), (1302, 107620), (1736, 80715), (1860, 75334), (2170, 64572), (2604, 53810), (3255, 43048), (3720, 37667), (4340, 32286), (5208, 26905), (5381, 26040), (6510, 21524), (8680, 16143), (10762, 13020)]