311034780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7963}}^1$

素因数の和:8016

約数の個数: 144

約数和(自身を含む): 1113176064

約数和(自身を除く): 802141284

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, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 7963, 9765, 13020, 15926, 19530, 23889, 31852, 39060, 39815, 47778, 55741, 71667, 79630, 95556, 111482, 119445, 143334, 159260, 167223, 222964, 238890, 246853, 278705, 286668, 334446, 358335, 477780, 493706, 501669, 557410, 668892, 716670, 740559, 836115, 987412, 1003338, 1114820, 1234265, 1433340, 1481118, 1672230, 1727971, 2006676, 2221677, 2468530, 2508345, 2962236, 3344460, 3455942, 3702795, 4443354, 4937060, 5016690, 5183913, 6911884, 7405590, 8639855, 8886708, 10033380, 10367826, 11108385, 14811180, 15551739, 17279710, 20735652, 22216770, 25919565, 31103478, 34559420, 44433540, 51839130, 62206956, 77758695, 103678260, 155517390, 311034780]

約数ペア:

[(1, 311034780), (2, 155517390), (3, 103678260), (4, 77758695), (5, 62206956), (6, 51839130), (7, 44433540), (9, 34559420), (10, 31103478), (12, 25919565), (14, 22216770), (15, 20735652), (18, 17279710), (20, 15551739), (21, 14811180), (28, 11108385), (30, 10367826), (31, 10033380), (35, 8886708), (36, 8639855), (42, 7405590), (45, 6911884), (60, 5183913), (62, 5016690), (63, 4937060), (70, 4443354), (84, 3702795), (90, 3455942), (93, 3344460), (105, 2962236), (124, 2508345), (126, 2468530), (140, 2221677), (155, 2006676), (180, 1727971), (186, 1672230), (210, 1481118), (217, 1433340), (252, 1234265), (279, 1114820), (310, 1003338), (315, 987412), (372, 836115), (420, 740559), (434, 716670), (465, 668892), (558, 557410), (620, 501669), (630, 493706), (651, 477780), (868, 358335), (930, 334446), (1085, 286668), (1116, 278705), (1260, 246853), (1302, 238890), (1395, 222964), (1860, 167223), (1953, 159260), (2170, 143334), (2604, 119445), (2790, 111482), (3255, 95556), (3906, 79630), (4340, 71667), (5580, 55741), (6510, 47778), (7812, 39815), (7963, 39060), (9765, 31852), (13020, 23889), (15926, 19530)]