193854780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:769

約数の個数: 216

約数和(自身を含む): 707091840

約数和(自身を除く): 513237060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 558, 588, 620, 630, 651, 709, 735, 868, 882, 930, 980, 1085, 1116, 1260, 1302, 1395, 1418, 1470, 1519, 1764, 1860, 1953, 2127, 2170, 2205, 2604, 2790, 2836, 2940, 3038, 3255, 3545, 3906, 4254, 4340, 4410, 4557, 4963, 5580, 6076, 6381, 6510, 7090, 7595, 7812, 8508, 8820, 9114, 9765, 9926, 10635, 12762, 13020, 13671, 14180, 14889, 15190, 18228, 19530, 19852, 21270, 21979, 22785, 24815, 25524, 27342, 29778, 30380, 31905, 34741, 39060, 42540, 43958, 44667, 45570, 49630, 54684, 59556, 63810, 65937, 68355, 69482, 74445, 87916, 89334, 91140, 99260, 104223, 109895, 127620, 131874, 136710, 138964, 148890, 153853, 173705, 178668, 197811, 208446, 219790, 223335, 263748, 273420, 297780, 307706, 312669, 329685, 347410, 395622, 416892, 439580, 446670, 461559, 521115, 615412, 625338, 659370, 694820, 769265, 791244, 893340, 923118, 989055, 1042230, 1076971, 1250676, 1318740, 1384677, 1538530, 1563345, 1846236, 1978110, 2084460, 2153942, 2307795, 2769354, 3077060, 3126690, 3230913, 3956220, 4307884, 4615590, 5384855, 5538708, 6253380, 6461826, 6923385, 9231180, 9692739, 10769710, 12923652, 13846770, 16154565, 19385478, 21539420, 27693540, 32309130, 38770956, 48463695, 64618260, 96927390, 193854780]

約数ペア:

[(1, 193854780), (2, 96927390), (3, 64618260), (4, 48463695), (5, 38770956), (6, 32309130), (7, 27693540), (9, 21539420), (10, 19385478), (12, 16154565), (14, 13846770), (15, 12923652), (18, 10769710), (20, 9692739), (21, 9231180), (28, 6923385), (30, 6461826), (31, 6253380), (35, 5538708), (36, 5384855), (42, 4615590), (45, 4307884), (49, 3956220), (60, 3230913), (62, 3126690), (63, 3077060), (70, 2769354), (84, 2307795), (90, 2153942), (93, 2084460), (98, 1978110), (105, 1846236), (124, 1563345), (126, 1538530), (140, 1384677), (147, 1318740), (155, 1250676), (180, 1076971), (186, 1042230), (196, 989055), (210, 923118), (217, 893340), (245, 791244), (252, 769265), (279, 694820), (294, 659370), (310, 625338), (315, 615412), (372, 521115), (420, 461559), (434, 446670), (441, 439580), (465, 416892), (490, 395622), (558, 347410), (588, 329685), (620, 312669), (630, 307706), (651, 297780), (709, 273420), (735, 263748), (868, 223335), (882, 219790), (930, 208446), (980, 197811), (1085, 178668), (1116, 173705), (1260, 153853), (1302, 148890), (1395, 138964), (1418, 136710), (1470, 131874), (1519, 127620), (1764, 109895), (1860, 104223), (1953, 99260), (2127, 91140), (2170, 89334), (2205, 87916), (2604, 74445), (2790, 69482), (2836, 68355), (2940, 65937), (3038, 63810), (3255, 59556), (3545, 54684), (3906, 49630), (4254, 45570), (4340, 44667), (4410, 43958), (4557, 42540), (4963, 39060), (5580, 34741), (6076, 31905), (6381, 30380), (6510, 29778), (7090, 27342), (7595, 25524), (7812, 24815), (8508, 22785), (8820, 21979), (9114, 21270), (9765, 19852), (9926, 19530), (10635, 18228), (12762, 15190), (13020, 14889), (13671, 14180)]