138125820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{911}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 467002368

約数和(自身を除く): 328876548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 361, 380, 399, 420, 532, 570, 665, 722, 798, 911, 1083, 1140, 1330, 1444, 1596, 1805, 1822, 1995, 2166, 2527, 2660, 2733, 3610, 3644, 3990, 4332, 4555, 5054, 5415, 5466, 6377, 7220, 7581, 7980, 9110, 10108, 10830, 10932, 12635, 12754, 13665, 15162, 17309, 18220, 19131, 21660, 25270, 25508, 27330, 30324, 31885, 34618, 37905, 38262, 50540, 51927, 54660, 63770, 69236, 75810, 76524, 86545, 95655, 103854, 121163, 127540, 151620, 173090, 191310, 207708, 242326, 259635, 328871, 346180, 363489, 382620, 484652, 519270, 605815, 657742, 726978, 986613, 1038540, 1211630, 1315484, 1453956, 1644355, 1817445, 1973226, 2302097, 2423260, 3288710, 3634890, 3946452, 4604194, 4933065, 6577420, 6906291, 7269780, 9208388, 9866130, 11510485, 13812582, 19732260, 23020970, 27625164, 34531455, 46041940, 69062910, 138125820]

約数ペア:

[(1, 138125820), (2, 69062910), (3, 46041940), (4, 34531455), (5, 27625164), (6, 23020970), (7, 19732260), (10, 13812582), (12, 11510485), (14, 9866130), (15, 9208388), (19, 7269780), (20, 6906291), (21, 6577420), (28, 4933065), (30, 4604194), (35, 3946452), (38, 3634890), (42, 3288710), (57, 2423260), (60, 2302097), (70, 1973226), (76, 1817445), (84, 1644355), (95, 1453956), (105, 1315484), (114, 1211630), (133, 1038540), (140, 986613), (190, 726978), (210, 657742), (228, 605815), (266, 519270), (285, 484652), (361, 382620), (380, 363489), (399, 346180), (420, 328871), (532, 259635), (570, 242326), (665, 207708), (722, 191310), (798, 173090), (911, 151620), (1083, 127540), (1140, 121163), (1330, 103854), (1444, 95655), (1596, 86545), (1805, 76524), (1822, 75810), (1995, 69236), (2166, 63770), (2527, 54660), (2660, 51927), (2733, 50540), (3610, 38262), (3644, 37905), (3990, 34618), (4332, 31885), (4555, 30324), (5054, 27330), (5415, 25508), (5466, 25270), (6377, 21660), (7220, 19131), (7581, 18220), (7980, 17309), (9110, 15162), (10108, 13665), (10830, 12754), (10932, 12635)]