180366680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 460615680

約数和(自身を除く): 280249000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 67, 104, 124, 130, 134, 155, 167, 248, 260, 268, 310, 334, 335, 403, 520, 536, 620, 668, 670, 806, 835, 871, 1240, 1336, 1340, 1612, 1670, 1742, 2015, 2077, 2171, 2680, 3224, 3340, 3484, 4030, 4154, 4342, 4355, 5177, 6680, 6968, 8060, 8308, 8684, 8710, 10354, 10385, 10855, 11189, 16120, 16616, 17368, 17420, 20708, 20770, 21710, 22378, 25885, 27001, 34840, 41416, 41540, 43420, 44756, 51770, 54002, 55945, 67301, 83080, 86840, 89512, 103540, 108004, 111890, 134602, 135005, 145457, 207080, 216008, 223780, 269204, 270010, 290914, 336505, 346859, 447560, 538408, 540020, 581828, 673010, 693718, 727285, 1080040, 1163656, 1346020, 1387436, 1454570, 1734295, 2692040, 2774872, 2909140, 3468590, 4509167, 5818280, 6937180, 9018334, 13874360, 18036668, 22545835, 36073336, 45091670, 90183340, 180366680]

約数ペア:

[(1, 180366680), (2, 90183340), (4, 45091670), (5, 36073336), (8, 22545835), (10, 18036668), (13, 13874360), (20, 9018334), (26, 6937180), (31, 5818280), (40, 4509167), (52, 3468590), (62, 2909140), (65, 2774872), (67, 2692040), (104, 1734295), (124, 1454570), (130, 1387436), (134, 1346020), (155, 1163656), (167, 1080040), (248, 727285), (260, 693718), (268, 673010), (310, 581828), (334, 540020), (335, 538408), (403, 447560), (520, 346859), (536, 336505), (620, 290914), (668, 270010), (670, 269204), (806, 223780), (835, 216008), (871, 207080), (1240, 145457), (1336, 135005), (1340, 134602), (1612, 111890), (1670, 108004), (1742, 103540), (2015, 89512), (2077, 86840), (2171, 83080), (2680, 67301), (3224, 55945), (3340, 54002), (3484, 51770), (4030, 44756), (4154, 43420), (4342, 41540), (4355, 41416), (5177, 34840), (6680, 27001), (6968, 25885), (8060, 22378), (8308, 21710), (8684, 20770), (8710, 20708), (10354, 17420), (10385, 17368), (10855, 16616), (11189, 16120)]