266960980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:649

約数の個数: 96

約数和(自身を含む): 662981760

約数和(自身を除く): 396020780

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 269, 286, 347, 538, 572, 694, 715, 1076, 1345, 1388, 1430, 1735, 2690, 2860, 2959, 3470, 3497, 3817, 4511, 5380, 5918, 6940, 6994, 7634, 9022, 11836, 13988, 14795, 15268, 17485, 18044, 19085, 22555, 29590, 34970, 38170, 38467, 45110, 49621, 59180, 69940, 76340, 76934, 90220, 93343, 99242, 153868, 186686, 192335, 198484, 248105, 373372, 384670, 466715, 496210, 769340, 933430, 992420, 1026773, 1213459, 1866860, 2053546, 2426918, 4107092, 4853836, 5133865, 6067295, 10267730, 12134590, 13348049, 20535460, 24269180, 26696098, 53392196, 66740245, 133480490, 266960980]

約数ペア:

[(1, 266960980), (2, 133480490), (4, 66740245), (5, 53392196), (10, 26696098), (11, 24269180), (13, 20535460), (20, 13348049), (22, 12134590), (26, 10267730), (44, 6067295), (52, 5133865), (55, 4853836), (65, 4107092), (110, 2426918), (130, 2053546), (143, 1866860), (220, 1213459), (260, 1026773), (269, 992420), (286, 933430), (347, 769340), (538, 496210), (572, 466715), (694, 384670), (715, 373372), (1076, 248105), (1345, 198484), (1388, 192335), (1430, 186686), (1735, 153868), (2690, 99242), (2860, 93343), (2959, 90220), (3470, 76934), (3497, 76340), (3817, 69940), (4511, 59180), (5380, 49621), (5918, 45110), (6940, 38467), (6994, 38170), (7634, 34970), (9022, 29590), (11836, 22555), (13988, 19085), (14795, 18044), (15268, 17485)]