255098340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3319}}^1$

素因数の和:3402

約数の個数: 144

約数和(自身を含む): 899109120

約数和(自身を除く): 644010780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2745, 3319, 3660, 3843, 4270, 5124, 5490, 6405, 6638, 7686, 8540, 9957, 10980, 12810, 13276, 15372, 16595, 19215, 19914, 23233, 25620, 29871, 33190, 38430, 39828, 46466, 49785, 59742, 66380, 69699, 76860, 92932, 99570, 116165, 119484, 139398, 149355, 199140, 202459, 209097, 232330, 278796, 298710, 348495, 404918, 418194, 464660, 597420, 607377, 696990, 809836, 836388, 1012295, 1045485, 1214754, 1393980, 1417213, 1822131, 2024590, 2090970, 2429508, 2834426, 3036885, 3644262, 4049180, 4181940, 4251639, 5668852, 6073770, 7086065, 7288524, 8503278, 9110655, 12147540, 12754917, 14172130, 17006556, 18221310, 21258195, 25509834, 28344260, 36442620, 42516390, 51019668, 63774585, 85032780, 127549170, 255098340]

約数ペア:

[(1, 255098340), (2, 127549170), (3, 85032780), (4, 63774585), (5, 51019668), (6, 42516390), (7, 36442620), (9, 28344260), (10, 25509834), (12, 21258195), (14, 18221310), (15, 17006556), (18, 14172130), (20, 12754917), (21, 12147540), (28, 9110655), (30, 8503278), (35, 7288524), (36, 7086065), (42, 6073770), (45, 5668852), (60, 4251639), (61, 4181940), (63, 4049180), (70, 3644262), (84, 3036885), (90, 2834426), (105, 2429508), (122, 2090970), (126, 2024590), (140, 1822131), (180, 1417213), (183, 1393980), (210, 1214754), (244, 1045485), (252, 1012295), (305, 836388), (315, 809836), (366, 696990), (420, 607377), (427, 597420), (549, 464660), (610, 418194), (630, 404918), (732, 348495), (854, 298710), (915, 278796), (1098, 232330), (1220, 209097), (1260, 202459), (1281, 199140), (1708, 149355), (1830, 139398), (2135, 119484), (2196, 116165), (2562, 99570), (2745, 92932), (3319, 76860), (3660, 69699), (3843, 66380), (4270, 59742), (5124, 49785), (5490, 46466), (6405, 39828), (6638, 38430), (7686, 33190), (8540, 29871), (9957, 25620), (10980, 23233), (12810, 19914), (13276, 19215), (15372, 16595)]