249957240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1173

約数の個数: 128

約数和(自身を含む): 813335040

約数和(自身を除く): 563377800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 163, 195, 260, 312, 326, 390, 489, 520, 652, 780, 815, 978, 983, 1304, 1560, 1630, 1956, 1966, 2119, 2445, 2949, 3260, 3912, 3932, 4238, 4890, 4915, 5898, 6357, 6520, 7864, 8476, 9780, 9830, 10595, 11796, 12714, 12779, 14745, 16952, 19560, 19660, 21190, 23592, 25428, 25558, 29490, 31785, 38337, 39320, 42380, 50856, 51116, 58980, 63570, 63895, 76674, 84760, 102232, 117960, 127140, 127790, 153348, 160229, 191685, 254280, 255580, 306696, 320458, 383370, 480687, 511160, 640916, 766740, 801145, 961374, 1281832, 1533480, 1602290, 1922748, 2082977, 2403435, 3204580, 3845496, 4165954, 4806870, 6248931, 6409160, 8331908, 9613740, 10414885, 12497862, 16663816, 19227480, 20829770, 24995724, 31244655, 41659540, 49991448, 62489310, 83319080, 124978620, 249957240]

約数ペア:

[(1, 249957240), (2, 124978620), (3, 83319080), (4, 62489310), (5, 49991448), (6, 41659540), (8, 31244655), (10, 24995724), (12, 20829770), (13, 19227480), (15, 16663816), (20, 12497862), (24, 10414885), (26, 9613740), (30, 8331908), (39, 6409160), (40, 6248931), (52, 4806870), (60, 4165954), (65, 3845496), (78, 3204580), (104, 2403435), (120, 2082977), (130, 1922748), (156, 1602290), (163, 1533480), (195, 1281832), (260, 961374), (312, 801145), (326, 766740), (390, 640916), (489, 511160), (520, 480687), (652, 383370), (780, 320458), (815, 306696), (978, 255580), (983, 254280), (1304, 191685), (1560, 160229), (1630, 153348), (1956, 127790), (1966, 127140), (2119, 117960), (2445, 102232), (2949, 84760), (3260, 76674), (3912, 63895), (3932, 63570), (4238, 58980), (4890, 51116), (4915, 50856), (5898, 42380), (6357, 39320), (6520, 38337), (7864, 31785), (8476, 29490), (9780, 25558), (9830, 25428), (10595, 23592), (11796, 21190), (12714, 19660), (12779, 19560), (14745, 16952)]