645560244

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4861}}^1$

素因数の和:4926

約数の個数: 144

約数和(自身を含む): 2038772736

約数和(自身を除く): 1393212492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 31, 34, 36, 42, 51, 62, 63, 68, 84, 93, 102, 119, 124, 126, 153, 186, 204, 217, 238, 252, 279, 306, 357, 372, 434, 476, 527, 558, 612, 651, 714, 868, 1054, 1071, 1116, 1302, 1428, 1581, 1953, 2108, 2142, 2604, 3162, 3689, 3906, 4284, 4743, 4861, 6324, 7378, 7812, 9486, 9722, 11067, 14583, 14756, 18972, 19444, 22134, 29166, 33201, 34027, 43749, 44268, 58332, 66402, 68054, 82637, 87498, 102081, 132804, 136108, 150691, 165274, 174996, 204162, 247911, 301382, 306243, 330548, 408324, 452073, 495822, 578459, 602764, 612486, 743733, 904146, 991644, 1054837, 1156918, 1224972, 1356219, 1487466, 1735377, 1808292, 2109674, 2313836, 2561747, 2712438, 2974932, 3164511, 3470754, 4219348, 5123494, 5206131, 5424876, 6329022, 6941508, 7685241, 9493533, 10246988, 10412262, 12658044, 15370482, 17932229, 18987066, 20824524, 23055723, 30740964, 35864458, 37974132, 46111446, 53796687, 71728916, 92222892, 107593374, 161390061, 215186748, 322780122, 645560244]

約数ペア:

[(1, 645560244), (2, 322780122), (3, 215186748), (4, 161390061), (6, 107593374), (7, 92222892), (9, 71728916), (12, 53796687), (14, 46111446), (17, 37974132), (18, 35864458), (21, 30740964), (28, 23055723), (31, 20824524), (34, 18987066), (36, 17932229), (42, 15370482), (51, 12658044), (62, 10412262), (63, 10246988), (68, 9493533), (84, 7685241), (93, 6941508), (102, 6329022), (119, 5424876), (124, 5206131), (126, 5123494), (153, 4219348), (186, 3470754), (204, 3164511), (217, 2974932), (238, 2712438), (252, 2561747), (279, 2313836), (306, 2109674), (357, 1808292), (372, 1735377), (434, 1487466), (476, 1356219), (527, 1224972), (558, 1156918), (612, 1054837), (651, 991644), (714, 904146), (868, 743733), (1054, 612486), (1071, 602764), (1116, 578459), (1302, 495822), (1428, 452073), (1581, 408324), (1953, 330548), (2108, 306243), (2142, 301382), (2604, 247911), (3162, 204162), (3689, 174996), (3906, 165274), (4284, 150691), (4743, 136108), (4861, 132804), (6324, 102081), (7378, 87498), (7812, 82637), (9486, 68054), (9722, 66402), (11067, 58332), (14583, 44268), (14756, 43749), (18972, 34027), (19444, 33201), (22134, 29166)]