244599920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 642816000

約数和(自身を除く): 398216080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 31, 38, 40, 58, 62, 76, 80, 95, 116, 124, 145, 152, 155, 179, 190, 232, 248, 290, 304, 310, 358, 380, 464, 496, 551, 580, 589, 620, 716, 760, 895, 899, 1102, 1160, 1178, 1240, 1432, 1520, 1790, 1798, 2204, 2320, 2356, 2480, 2755, 2864, 2945, 3401, 3580, 3596, 4408, 4495, 4712, 5191, 5510, 5549, 5890, 6802, 7160, 7192, 8816, 8990, 9424, 10382, 11020, 11098, 11780, 13604, 14320, 14384, 17005, 17081, 17980, 20764, 22040, 22196, 23560, 25955, 27208, 27745, 34010, 34162, 35960, 41528, 44080, 44392, 47120, 51910, 54416, 55490, 68020, 68324, 71920, 83056, 85405, 88784, 98629, 103820, 105431, 110980, 136040, 136648, 160921, 170810, 197258, 207640, 210862, 221960, 272080, 273296, 321842, 341620, 394516, 415280, 421724, 443920, 493145, 527155, 643684, 683240, 789032, 804605, 843448, 986290, 1054310, 1287368, 1366480, 1578064, 1609210, 1686896, 1972580, 2108620, 2574736, 3057499, 3218420, 3945160, 4217240, 6114998, 6436840, 7890320, 8434480, 12229996, 12873680, 15287495, 24459992, 30574990, 48919984, 61149980, 122299960, 244599920]

約数ペア:

[(1, 244599920), (2, 122299960), (4, 61149980), (5, 48919984), (8, 30574990), (10, 24459992), (16, 15287495), (19, 12873680), (20, 12229996), (29, 8434480), (31, 7890320), (38, 6436840), (40, 6114998), (58, 4217240), (62, 3945160), (76, 3218420), (80, 3057499), (95, 2574736), (116, 2108620), (124, 1972580), (145, 1686896), (152, 1609210), (155, 1578064), (179, 1366480), (190, 1287368), (232, 1054310), (248, 986290), (290, 843448), (304, 804605), (310, 789032), (358, 683240), (380, 643684), (464, 527155), (496, 493145), (551, 443920), (580, 421724), (589, 415280), (620, 394516), (716, 341620), (760, 321842), (895, 273296), (899, 272080), (1102, 221960), (1160, 210862), (1178, 207640), (1240, 197258), (1432, 170810), (1520, 160921), (1790, 136648), (1798, 136040), (2204, 110980), (2320, 105431), (2356, 103820), (2480, 98629), (2755, 88784), (2864, 85405), (2945, 83056), (3401, 71920), (3580, 68324), (3596, 68020), (4408, 55490), (4495, 54416), (4712, 51910), (5191, 47120), (5510, 44392), (5549, 44080), (5890, 41528), (6802, 35960), (7160, 34162), (7192, 34010), (8816, 27745), (8990, 27208), (9424, 25955), (10382, 23560), (11020, 22196), (11098, 22040), (11780, 20764), (13604, 17980), (14320, 17081), (14384, 17005)]