280956720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3433}}^1$

素因数の和:3491

約数の個数: 160

約数和(自身を含む): 981080064

約数和(自身を除く): 700123344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 124, 132, 155, 165, 176, 186, 220, 240, 248, 264, 310, 330, 341, 372, 440, 465, 496, 528, 620, 660, 682, 744, 880, 930, 1023, 1240, 1320, 1364, 1488, 1705, 1860, 2046, 2480, 2640, 2728, 3410, 3433, 3720, 4092, 5115, 5456, 6820, 6866, 7440, 8184, 10230, 10299, 13640, 13732, 16368, 17165, 20460, 20598, 27280, 27464, 34330, 37763, 40920, 41196, 51495, 54928, 68660, 75526, 81840, 82392, 102990, 106423, 113289, 137320, 151052, 164784, 188815, 205980, 212846, 226578, 274640, 302104, 319269, 377630, 411960, 425692, 453156, 532115, 566445, 604208, 638538, 755260, 823920, 851384, 906312, 1064230, 1132890, 1170653, 1277076, 1510520, 1596345, 1702768, 1812624, 2128460, 2265780, 2341306, 2554152, 3021040, 3192690, 3511959, 4256920, 4531560, 4682612, 5108304, 5853265, 6385380, 7023918, 8513840, 9063120, 9365224, 11706530, 12770760, 14047836, 17559795, 18730448, 23413060, 25541520, 28095672, 35119590, 46826120, 56191344, 70239180, 93652240, 140478360, 280956720]

約数ペア:

[(1, 280956720), (2, 140478360), (3, 93652240), (4, 70239180), (5, 56191344), (6, 46826120), (8, 35119590), (10, 28095672), (11, 25541520), (12, 23413060), (15, 18730448), (16, 17559795), (20, 14047836), (22, 12770760), (24, 11706530), (30, 9365224), (31, 9063120), (33, 8513840), (40, 7023918), (44, 6385380), (48, 5853265), (55, 5108304), (60, 4682612), (62, 4531560), (66, 4256920), (80, 3511959), (88, 3192690), (93, 3021040), (110, 2554152), (120, 2341306), (124, 2265780), (132, 2128460), (155, 1812624), (165, 1702768), (176, 1596345), (186, 1510520), (220, 1277076), (240, 1170653), (248, 1132890), (264, 1064230), (310, 906312), (330, 851384), (341, 823920), (372, 755260), (440, 638538), (465, 604208), (496, 566445), (528, 532115), (620, 453156), (660, 425692), (682, 411960), (744, 377630), (880, 319269), (930, 302104), (1023, 274640), (1240, 226578), (1320, 212846), (1364, 205980), (1488, 188815), (1705, 164784), (1860, 151052), (2046, 137320), (2480, 113289), (2640, 106423), (2728, 102990), (3410, 82392), (3433, 81840), (3720, 75526), (4092, 68660), (5115, 54928), (5456, 51495), (6820, 41196), (6866, 40920), (7440, 37763), (8184, 34330), (10230, 27464), (10299, 27280), (13640, 20598), (13732, 20460), (16368, 17165)]