249398240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2489

約数の個数: 144

約数和(自身を含む): 738424512

約数和(自身を除く): 489026272

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2447, 2548, 2912, 3185, 3640, 3920, 4894, 5096, 6370, 7280, 7840, 9788, 10192, 12235, 12740, 14560, 17129, 19576, 20384, 24470, 25480, 31811, 34258, 39152, 48940, 50960, 63622, 68516, 78304, 85645, 97880, 101920, 119903, 127244, 137032, 159055, 171290, 195760, 222677, 239806, 254488, 274064, 318110, 342580, 391520, 445354, 479612, 508976, 548128, 599515, 636220, 685160, 890708, 959224, 1017952, 1113385, 1199030, 1272440, 1370320, 1558739, 1781416, 1918448, 2226770, 2398060, 2544880, 2740640, 3117478, 3562832, 3836896, 4453540, 4796120, 5089760, 6234956, 7125664, 7793695, 8907080, 9592240, 12469912, 15587390, 17814160, 19184480, 24939824, 31174780, 35628320, 49879648, 62349560, 124699120, 249398240]

約数ペア:

[(1, 249398240), (2, 124699120), (4, 62349560), (5, 49879648), (7, 35628320), (8, 31174780), (10, 24939824), (13, 19184480), (14, 17814160), (16, 15587390), (20, 12469912), (26, 9592240), (28, 8907080), (32, 7793695), (35, 7125664), (40, 6234956), (49, 5089760), (52, 4796120), (56, 4453540), (65, 3836896), (70, 3562832), (80, 3117478), (91, 2740640), (98, 2544880), (104, 2398060), (112, 2226770), (130, 1918448), (140, 1781416), (160, 1558739), (182, 1370320), (196, 1272440), (208, 1199030), (224, 1113385), (245, 1017952), (260, 959224), (280, 890708), (364, 685160), (392, 636220), (416, 599515), (455, 548128), (490, 508976), (520, 479612), (560, 445354), (637, 391520), (728, 342580), (784, 318110), (910, 274064), (980, 254488), (1040, 239806), (1120, 222677), (1274, 195760), (1456, 171290), (1568, 159055), (1820, 137032), (1960, 127244), (2080, 119903), (2447, 101920), (2548, 97880), (2912, 85645), (3185, 78304), (3640, 68516), (3920, 63622), (4894, 50960), (5096, 48940), (6370, 39152), (7280, 34258), (7840, 31811), (9788, 25480), (10192, 24470), (12235, 20384), (12740, 19576), (14560, 17129)]