230687240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 626434560

約数和(自身を除く): 395747320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 113, 115, 140, 161, 184, 226, 230, 280, 317, 322, 452, 460, 565, 634, 644, 791, 805, 904, 920, 1130, 1268, 1288, 1582, 1585, 1610, 2219, 2260, 2536, 2599, 3164, 3170, 3220, 3955, 4438, 4520, 5198, 6328, 6340, 6440, 7291, 7910, 8876, 10396, 11095, 12680, 12995, 14582, 15820, 17752, 18193, 20792, 22190, 25990, 29164, 31640, 35821, 36386, 36455, 44380, 51037, 51980, 58328, 71642, 72772, 72910, 88760, 90965, 102074, 103960, 143284, 145544, 145820, 179105, 181930, 204148, 250747, 255185, 286568, 291640, 358210, 363860, 408296, 501494, 510370, 716420, 727720, 823883, 1002988, 1020740, 1253735, 1432840, 1647766, 2005976, 2041480, 2507470, 3295532, 4119415, 5014940, 5767181, 6591064, 8238830, 10029880, 11534362, 16477660, 23068724, 28835905, 32955320, 46137448, 57671810, 115343620, 230687240]

約数ペア:

[(1, 230687240), (2, 115343620), (4, 57671810), (5, 46137448), (7, 32955320), (8, 28835905), (10, 23068724), (14, 16477660), (20, 11534362), (23, 10029880), (28, 8238830), (35, 6591064), (40, 5767181), (46, 5014940), (56, 4119415), (70, 3295532), (92, 2507470), (113, 2041480), (115, 2005976), (140, 1647766), (161, 1432840), (184, 1253735), (226, 1020740), (230, 1002988), (280, 823883), (317, 727720), (322, 716420), (452, 510370), (460, 501494), (565, 408296), (634, 363860), (644, 358210), (791, 291640), (805, 286568), (904, 255185), (920, 250747), (1130, 204148), (1268, 181930), (1288, 179105), (1582, 145820), (1585, 145544), (1610, 143284), (2219, 103960), (2260, 102074), (2536, 90965), (2599, 88760), (3164, 72910), (3170, 72772), (3220, 71642), (3955, 58328), (4438, 51980), (4520, 51037), (5198, 44380), (6328, 36455), (6340, 36386), (6440, 35821), (7291, 31640), (7910, 29164), (8876, 25990), (10396, 22190), (11095, 20792), (12680, 18193), (12995, 17752), (14582, 15820)]