255991736

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2459}}^1$

素因数の和:2509

約数の個数: 96

約数和(自身を含む): 648259200

約数和(自身を除く): 392267464

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 169, 182, 286, 308, 338, 364, 572, 616, 676, 728, 1001, 1144, 1183, 1352, 1859, 2002, 2366, 2459, 3718, 4004, 4732, 4918, 7436, 8008, 9464, 9836, 13013, 14872, 17213, 19672, 26026, 27049, 31967, 34426, 52052, 54098, 63934, 68852, 104104, 108196, 127868, 137704, 189343, 216392, 223769, 255736, 351637, 378686, 415571, 447538, 703274, 757372, 831142, 895076, 1406548, 1514744, 1662284, 1790152, 2461459, 2813096, 2908997, 3324568, 4571281, 4922918, 5817994, 9142562, 9845836, 11635988, 18285124, 19691672, 23271976, 31998967, 36570248, 63997934, 127995868, 255991736]

約数ペア:

[(1, 255991736), (2, 127995868), (4, 63997934), (7, 36570248), (8, 31998967), (11, 23271976), (13, 19691672), (14, 18285124), (22, 11635988), (26, 9845836), (28, 9142562), (44, 5817994), (52, 4922918), (56, 4571281), (77, 3324568), (88, 2908997), (91, 2813096), (104, 2461459), (143, 1790152), (154, 1662284), (169, 1514744), (182, 1406548), (286, 895076), (308, 831142), (338, 757372), (364, 703274), (572, 447538), (616, 415571), (676, 378686), (728, 351637), (1001, 255736), (1144, 223769), (1183, 216392), (1352, 189343), (1859, 137704), (2002, 127868), (2366, 108196), (2459, 104104), (3718, 68852), (4004, 63934), (4732, 54098), (4918, 52052), (7436, 34426), (8008, 31967), (9464, 27049), (9836, 26026), (13013, 19672), (14872, 17213)]