218136380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 586306560

約数和(自身を除く): 368170180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 121, 140, 154, 158, 163, 220, 242, 308, 316, 326, 385, 395, 484, 553, 605, 652, 770, 790, 815, 847, 869, 1106, 1141, 1210, 1540, 1580, 1630, 1694, 1738, 1793, 2212, 2282, 2420, 2765, 3260, 3388, 3476, 3586, 4235, 4345, 4564, 5530, 5705, 6083, 7172, 8470, 8690, 8965, 9559, 11060, 11410, 12166, 12551, 12877, 16940, 17380, 17930, 19118, 19723, 22820, 24332, 25102, 25754, 30415, 35860, 38236, 39446, 47795, 50204, 51508, 60830, 62755, 64385, 66913, 78892, 90139, 95590, 98615, 121660, 125510, 128770, 133826, 138061, 141647, 180278, 191180, 197230, 251020, 257540, 267652, 276122, 283294, 334565, 360556, 394460, 450695, 552244, 566588, 669130, 690305, 708235, 901390, 991529, 1338260, 1380610, 1416470, 1558117, 1802780, 1983058, 2761220, 2832940, 3116234, 3966116, 4957645, 6232468, 7790585, 9915290, 10906819, 15581170, 19830580, 21813638, 31162340, 43627276, 54534095, 109068190, 218136380]

約数ペア:

[(1, 218136380), (2, 109068190), (4, 54534095), (5, 43627276), (7, 31162340), (10, 21813638), (11, 19830580), (14, 15581170), (20, 10906819), (22, 9915290), (28, 7790585), (35, 6232468), (44, 4957645), (55, 3966116), (70, 3116234), (77, 2832940), (79, 2761220), (110, 1983058), (121, 1802780), (140, 1558117), (154, 1416470), (158, 1380610), (163, 1338260), (220, 991529), (242, 901390), (308, 708235), (316, 690305), (326, 669130), (385, 566588), (395, 552244), (484, 450695), (553, 394460), (605, 360556), (652, 334565), (770, 283294), (790, 276122), (815, 267652), (847, 257540), (869, 251020), (1106, 197230), (1141, 191180), (1210, 180278), (1540, 141647), (1580, 138061), (1630, 133826), (1694, 128770), (1738, 125510), (1793, 121660), (2212, 98615), (2282, 95590), (2420, 90139), (2765, 78892), (3260, 66913), (3388, 64385), (3476, 62755), (3586, 60830), (4235, 51508), (4345, 50204), (4564, 47795), (5530, 39446), (5705, 38236), (6083, 35860), (7172, 30415), (8470, 25754), (8690, 25102), (8965, 24332), (9559, 22820), (11060, 19723), (11410, 19118), (12166, 17930), (12551, 17380), (12877, 16940)]