209885580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 708390144

約数和(自身を除く): 498504564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 43, 45, 46, 54, 60, 69, 81, 86, 90, 92, 108, 115, 129, 131, 135, 138, 162, 172, 180, 207, 215, 230, 258, 262, 270, 276, 324, 345, 387, 393, 405, 414, 430, 460, 516, 524, 540, 621, 645, 655, 690, 774, 786, 810, 828, 860, 989, 1035, 1161, 1179, 1242, 1290, 1310, 1380, 1548, 1572, 1620, 1863, 1935, 1965, 1978, 2070, 2322, 2358, 2484, 2580, 2620, 2967, 3013, 3105, 3483, 3537, 3726, 3870, 3930, 3956, 4140, 4644, 4716, 4945, 5633, 5805, 5895, 5934, 6026, 6210, 6966, 7074, 7452, 7740, 7860, 8901, 9039, 9315, 9890, 10611, 11266, 11610, 11790, 11868, 12052, 12420, 13932, 14148, 14835, 15065, 16899, 17415, 17685, 17802, 18078, 18630, 19780, 21222, 22532, 23220, 23580, 26703, 27117, 28165, 29670, 30130, 33798, 34830, 35370, 35604, 36156, 37260, 42444, 44505, 45195, 50697, 53055, 53406, 54234, 56330, 59340, 60260, 67596, 69660, 70740, 80109, 81351, 84495, 89010, 90390, 101394, 106110, 106812, 108468, 112660, 129559, 133515, 135585, 152091, 160218, 162702, 168990, 178020, 180780, 202788, 212220, 244053, 253485, 259118, 267030, 271170, 304182, 320436, 325404, 337980, 388677, 400545, 406755, 456273, 488106, 506970, 518236, 534060, 542340, 608364, 647795, 760455, 777354, 801090, 813510, 912546, 976212, 1013940, 1166031, 1220265, 1295590, 1520910, 1554708, 1602180, 1627020, 1825092, 1943385, 2281365, 2332062, 2440530, 2591180, 3041820, 3498093, 3886770, 4562730, 4664124, 4881060, 5830155, 6996186, 7773540, 9125460, 10494279, 11660310, 13992372, 17490465, 20988558, 23320620, 34980930, 41977116, 52471395, 69961860, 104942790, 209885580]

約数ペア:

[(1, 209885580), (2, 104942790), (3, 69961860), (4, 52471395), (5, 41977116), (6, 34980930), (9, 23320620), (10, 20988558), (12, 17490465), (15, 13992372), (18, 11660310), (20, 10494279), (23, 9125460), (27, 7773540), (30, 6996186), (36, 5830155), (43, 4881060), (45, 4664124), (46, 4562730), (54, 3886770), (60, 3498093), (69, 3041820), (81, 2591180), (86, 2440530), (90, 2332062), (92, 2281365), (108, 1943385), (115, 1825092), (129, 1627020), (131, 1602180), (135, 1554708), (138, 1520910), (162, 1295590), (172, 1220265), (180, 1166031), (207, 1013940), (215, 976212), (230, 912546), (258, 813510), (262, 801090), (270, 777354), (276, 760455), (324, 647795), (345, 608364), (387, 542340), (393, 534060), (405, 518236), (414, 506970), (430, 488106), (460, 456273), (516, 406755), (524, 400545), (540, 388677), (621, 337980), (645, 325404), (655, 320436), (690, 304182), (774, 271170), (786, 267030), (810, 259118), (828, 253485), (860, 244053), (989, 212220), (1035, 202788), (1161, 180780), (1179, 178020), (1242, 168990), (1290, 162702), (1310, 160218), (1380, 152091), (1548, 135585), (1572, 133515), (1620, 129559), (1863, 112660), (1935, 108468), (1965, 106812), (1978, 106110), (2070, 101394), (2322, 90390), (2358, 89010), (2484, 84495), (2580, 81351), (2620, 80109), (2967, 70740), (3013, 69660), (3105, 67596), (3483, 60260), (3537, 59340), (3726, 56330), (3870, 54234), (3930, 53406), (3956, 53055), (4140, 50697), (4644, 45195), (4716, 44505), (4945, 42444), (5633, 37260), (5805, 36156), (5895, 35604), (5934, 35370), (6026, 34830), (6210, 33798), (6966, 30130), (7074, 29670), (7452, 28165), (7740, 27117), (7860, 26703), (8901, 23580), (9039, 23220), (9315, 22532), (9890, 21222), (10611, 19780), (11266, 18630), (11610, 18078), (11790, 17802), (11868, 17685), (12052, 17415), (12420, 16899), (13932, 15065), (14148, 14835)]