311195220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 1029611520

約数和(自身を除く): 718416300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 83, 84, 105, 113, 140, 158, 166, 210, 226, 237, 249, 316, 332, 339, 395, 415, 420, 452, 474, 498, 553, 565, 581, 678, 790, 791, 830, 948, 996, 1106, 1130, 1162, 1185, 1245, 1356, 1580, 1582, 1659, 1660, 1695, 1743, 2212, 2260, 2324, 2370, 2373, 2490, 2765, 2905, 3164, 3318, 3390, 3486, 3955, 4740, 4746, 4980, 5530, 5810, 6557, 6636, 6780, 6972, 7910, 8295, 8715, 8927, 9379, 9492, 11060, 11620, 11865, 13114, 15820, 16590, 17430, 17854, 18758, 19671, 23730, 26228, 26781, 28137, 32785, 33180, 34860, 35708, 37516, 39342, 44635, 45899, 46895, 47460, 53562, 56274, 62489, 65570, 65653, 78684, 89270, 91798, 93790, 98355, 107124, 112548, 124978, 131140, 131306, 133905, 137697, 140685, 178540, 183596, 187467, 187580, 196710, 196959, 229495, 249956, 262612, 267810, 275394, 281370, 312445, 328265, 374934, 393420, 393918, 458990, 535620, 550788, 562740, 624890, 656530, 688485, 740941, 749868, 787836, 917980, 937335, 984795, 1249780, 1313060, 1376970, 1481882, 1874670, 1969590, 2222823, 2753940, 2963764, 3704705, 3749340, 3939180, 4445646, 5186587, 7409410, 8891292, 10373174, 11114115, 14818820, 15559761, 20746348, 22228230, 25932935, 31119522, 44456460, 51865870, 62239044, 77798805, 103731740, 155597610, 311195220]

約数ペア:

[(1, 311195220), (2, 155597610), (3, 103731740), (4, 77798805), (5, 62239044), (6, 51865870), (7, 44456460), (10, 31119522), (12, 25932935), (14, 22228230), (15, 20746348), (20, 15559761), (21, 14818820), (28, 11114115), (30, 10373174), (35, 8891292), (42, 7409410), (60, 5186587), (70, 4445646), (79, 3939180), (83, 3749340), (84, 3704705), (105, 2963764), (113, 2753940), (140, 2222823), (158, 1969590), (166, 1874670), (210, 1481882), (226, 1376970), (237, 1313060), (249, 1249780), (316, 984795), (332, 937335), (339, 917980), (395, 787836), (415, 749868), (420, 740941), (452, 688485), (474, 656530), (498, 624890), (553, 562740), (565, 550788), (581, 535620), (678, 458990), (790, 393918), (791, 393420), (830, 374934), (948, 328265), (996, 312445), (1106, 281370), (1130, 275394), (1162, 267810), (1185, 262612), (1245, 249956), (1356, 229495), (1580, 196959), (1582, 196710), (1659, 187580), (1660, 187467), (1695, 183596), (1743, 178540), (2212, 140685), (2260, 137697), (2324, 133905), (2370, 131306), (2373, 131140), (2490, 124978), (2765, 112548), (2905, 107124), (3164, 98355), (3318, 93790), (3390, 91798), (3486, 89270), (3955, 78684), (4740, 65653), (4746, 65570), (4980, 62489), (5530, 56274), (5810, 53562), (6557, 47460), (6636, 46895), (6780, 45899), (6972, 44635), (7910, 39342), (8295, 37516), (8715, 35708), (8927, 34860), (9379, 33180), (9492, 32785), (11060, 28137), (11620, 26781), (11865, 26228), (13114, 23730), (15820, 19671), (16590, 18758), (17430, 17854)]