557905140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7691}}^1$

素因数の和:7750

約数の個数: 144

約数和(自身を含む): 1881524736

約数和(自身を除く): 1323619596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3627, 4030, 4836, 5580, 6045, 7254, 7691, 8060, 12090, 14508, 15382, 18135, 23073, 24180, 30764, 36270, 38455, 46146, 69219, 72540, 76910, 92292, 99983, 115365, 138438, 153820, 199966, 230730, 238421, 276876, 299949, 346095, 399932, 461460, 476842, 499915, 599898, 692190, 715263, 899847, 953684, 999830, 1192105, 1199796, 1384380, 1430526, 1499745, 1799694, 1999660, 2145789, 2384210, 2861052, 2999490, 3099473, 3576315, 3599388, 4291578, 4499235, 4768420, 5998980, 6198946, 7152630, 8583156, 8998470, 9298419, 10728945, 12397892, 14305260, 15497365, 17996940, 18596838, 21457890, 27895257, 30994730, 37193676, 42915780, 46492095, 55790514, 61989460, 92984190, 111581028, 139476285, 185968380, 278952570, 557905140]

約数ペア:

[(1, 557905140), (2, 278952570), (3, 185968380), (4, 139476285), (5, 111581028), (6, 92984190), (9, 61989460), (10, 55790514), (12, 46492095), (13, 42915780), (15, 37193676), (18, 30994730), (20, 27895257), (26, 21457890), (30, 18596838), (31, 17996940), (36, 15497365), (39, 14305260), (45, 12397892), (52, 10728945), (60, 9298419), (62, 8998470), (65, 8583156), (78, 7152630), (90, 6198946), (93, 5998980), (117, 4768420), (124, 4499235), (130, 4291578), (155, 3599388), (156, 3576315), (180, 3099473), (186, 2999490), (195, 2861052), (234, 2384210), (260, 2145789), (279, 1999660), (310, 1799694), (372, 1499745), (390, 1430526), (403, 1384380), (465, 1199796), (468, 1192105), (558, 999830), (585, 953684), (620, 899847), (780, 715263), (806, 692190), (930, 599898), (1116, 499915), (1170, 476842), (1209, 461460), (1395, 399932), (1612, 346095), (1860, 299949), (2015, 276876), (2340, 238421), (2418, 230730), (2790, 199966), (3627, 153820), (4030, 138438), (4836, 115365), (5580, 99983), (6045, 92292), (7254, 76910), (7691, 72540), (8060, 69219), (12090, 46146), (14508, 38455), (15382, 36270), (18135, 30764), (23073, 24180)]