254011320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 861775200

約数和(自身を除く): 607763880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 61, 72, 86, 90, 120, 122, 129, 172, 180, 183, 215, 244, 258, 269, 305, 344, 360, 366, 387, 430, 488, 516, 538, 549, 610, 645, 732, 774, 807, 860, 915, 1032, 1076, 1098, 1220, 1290, 1345, 1464, 1548, 1614, 1720, 1830, 1935, 2152, 2196, 2421, 2440, 2580, 2623, 2690, 2745, 3096, 3228, 3660, 3870, 4035, 4392, 4842, 5160, 5246, 5380, 5490, 6456, 7320, 7740, 7869, 8070, 9684, 10492, 10760, 10980, 11567, 12105, 13115, 15480, 15738, 16140, 16409, 19368, 20984, 21960, 23134, 23607, 24210, 26230, 31476, 32280, 32818, 34701, 39345, 46268, 47214, 48420, 49227, 52460, 57835, 62952, 65636, 69402, 78690, 82045, 92536, 94428, 96840, 98454, 104103, 104920, 115670, 118035, 131272, 138804, 147681, 157380, 164090, 173505, 188856, 196908, 208206, 231340, 236070, 246135, 277608, 295362, 314760, 328180, 347010, 393816, 416412, 462680, 472140, 492270, 520515, 590724, 656360, 694020, 705587, 738405, 832824, 944280, 984540, 1041030, 1181448, 1388040, 1411174, 1476810, 1969080, 2082060, 2116761, 2822348, 2953620, 3527935, 4164120, 4233522, 5644696, 5907240, 6350283, 7055870, 8467044, 10583805, 12700566, 14111740, 16934088, 21167610, 25401132, 28223480, 31751415, 42335220, 50802264, 63502830, 84670440, 127005660, 254011320]

約数ペア:

[(1, 254011320), (2, 127005660), (3, 84670440), (4, 63502830), (5, 50802264), (6, 42335220), (8, 31751415), (9, 28223480), (10, 25401132), (12, 21167610), (15, 16934088), (18, 14111740), (20, 12700566), (24, 10583805), (30, 8467044), (36, 7055870), (40, 6350283), (43, 5907240), (45, 5644696), (60, 4233522), (61, 4164120), (72, 3527935), (86, 2953620), (90, 2822348), (120, 2116761), (122, 2082060), (129, 1969080), (172, 1476810), (180, 1411174), (183, 1388040), (215, 1181448), (244, 1041030), (258, 984540), (269, 944280), (305, 832824), (344, 738405), (360, 705587), (366, 694020), (387, 656360), (430, 590724), (488, 520515), (516, 492270), (538, 472140), (549, 462680), (610, 416412), (645, 393816), (732, 347010), (774, 328180), (807, 314760), (860, 295362), (915, 277608), (1032, 246135), (1076, 236070), (1098, 231340), (1220, 208206), (1290, 196908), (1345, 188856), (1464, 173505), (1548, 164090), (1614, 157380), (1720, 147681), (1830, 138804), (1935, 131272), (2152, 118035), (2196, 115670), (2421, 104920), (2440, 104103), (2580, 98454), (2623, 96840), (2690, 94428), (2745, 92536), (3096, 82045), (3228, 78690), (3660, 69402), (3870, 65636), (4035, 62952), (4392, 57835), (4842, 52460), (5160, 49227), (5246, 48420), (5380, 47214), (5490, 46268), (6456, 39345), (7320, 34701), (7740, 32818), (7869, 32280), (8070, 31476), (9684, 26230), (10492, 24210), (10760, 23607), (10980, 23134), (11567, 21960), (12105, 20984), (13115, 19368), (15480, 16409), (15738, 16140)]