254528820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:455

約数の個数: 288

約数和(自身を含む): 975985920

約数和(自身を除く): 721457100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 41, 42, 45, 52, 60, 63, 65, 70, 78, 82, 84, 90, 91, 105, 117, 123, 126, 130, 140, 156, 164, 180, 182, 195, 205, 210, 234, 246, 252, 260, 273, 287, 315, 364, 369, 379, 390, 410, 420, 455, 468, 492, 533, 546, 574, 585, 615, 630, 738, 758, 780, 819, 820, 861, 910, 1066, 1092, 1137, 1148, 1170, 1230, 1260, 1365, 1435, 1476, 1516, 1599, 1638, 1722, 1820, 1845, 1895, 2132, 2274, 2340, 2460, 2583, 2653, 2665, 2730, 2870, 3198, 3276, 3411, 3444, 3690, 3731, 3790, 4095, 4305, 4548, 4797, 4927, 5166, 5306, 5330, 5460, 5685, 5740, 6396, 6822, 7380, 7462, 7580, 7959, 7995, 8190, 8610, 9594, 9854, 10332, 10612, 10660, 11193, 11370, 12915, 13265, 13644, 14781, 14924, 15539, 15918, 15990, 16380, 17055, 17220, 18655, 19188, 19708, 22386, 22740, 23877, 23985, 24635, 25830, 26530, 29562, 31078, 31836, 31980, 33579, 34110, 34489, 37310, 39795, 44343, 44772, 46617, 47754, 47970, 49270, 51660, 53060, 55965, 59124, 62156, 67158, 68220, 68978, 73905, 74620, 77695, 79590, 88686, 93234, 95508, 95940, 98540, 103467, 108773, 111930, 119385, 134316, 137956, 139851, 147810, 155390, 159180, 167895, 172445, 177372, 186468, 202007, 206934, 217546, 221715, 223860, 233085, 238770, 279702, 295620, 310401, 310780, 326319, 335790, 344890, 404014, 413868, 435092, 443430, 466170, 477540, 517335, 543865, 559404, 606021, 620802, 652638, 671580, 689780, 699255, 808028, 886860, 932340, 978957, 1010035, 1034670, 1087730, 1212042, 1241604, 1305276, 1398510, 1414049, 1552005, 1631595, 1818063, 1957914, 2020070, 2069340, 2175460, 2424084, 2797020, 2828098, 3030105, 3104010, 3263190, 3636126, 3915828, 4040140, 4242147, 4894785, 5656196, 6060210, 6208020, 6526380, 7070245, 7272252, 8484294, 9090315, 9789570, 12120420, 12726441, 14140490, 16968588, 18180630, 19579140, 21210735, 25452882, 28280980, 36361260, 42421470, 50905764, 63632205, 84842940, 127264410, 254528820]

約数ペア:

[(1, 254528820), (2, 127264410), (3, 84842940), (4, 63632205), (5, 50905764), (6, 42421470), (7, 36361260), (9, 28280980), (10, 25452882), (12, 21210735), (13, 19579140), (14, 18180630), (15, 16968588), (18, 14140490), (20, 12726441), (21, 12120420), (26, 9789570), (28, 9090315), (30, 8484294), (35, 7272252), (36, 7070245), (39, 6526380), (41, 6208020), (42, 6060210), (45, 5656196), (52, 4894785), (60, 4242147), (63, 4040140), (65, 3915828), (70, 3636126), (78, 3263190), (82, 3104010), (84, 3030105), (90, 2828098), (91, 2797020), (105, 2424084), (117, 2175460), (123, 2069340), (126, 2020070), (130, 1957914), (140, 1818063), (156, 1631595), (164, 1552005), (180, 1414049), (182, 1398510), (195, 1305276), (205, 1241604), (210, 1212042), (234, 1087730), (246, 1034670), (252, 1010035), (260, 978957), (273, 932340), (287, 886860), (315, 808028), (364, 699255), (369, 689780), (379, 671580), (390, 652638), (410, 620802), (420, 606021), (455, 559404), (468, 543865), (492, 517335), (533, 477540), (546, 466170), (574, 443430), (585, 435092), (615, 413868), (630, 404014), (738, 344890), (758, 335790), (780, 326319), (819, 310780), (820, 310401), (861, 295620), (910, 279702), (1066, 238770), (1092, 233085), (1137, 223860), (1148, 221715), (1170, 217546), (1230, 206934), (1260, 202007), (1365, 186468), (1435, 177372), (1476, 172445), (1516, 167895), (1599, 159180), (1638, 155390), (1722, 147810), (1820, 139851), (1845, 137956), (1895, 134316), (2132, 119385), (2274, 111930), (2340, 108773), (2460, 103467), (2583, 98540), (2653, 95940), (2665, 95508), (2730, 93234), (2870, 88686), (3198, 79590), (3276, 77695), (3411, 74620), (3444, 73905), (3690, 68978), (3731, 68220), (3790, 67158), (4095, 62156), (4305, 59124), (4548, 55965), (4797, 53060), (4927, 51660), (5166, 49270), (5306, 47970), (5330, 47754), (5460, 46617), (5685, 44772), (5740, 44343), (6396, 39795), (6822, 37310), (7380, 34489), (7462, 34110), (7580, 33579), (7959, 31980), (7995, 31836), (8190, 31078), (8610, 29562), (9594, 26530), (9854, 25830), (10332, 24635), (10612, 23985), (10660, 23877), (11193, 22740), (11370, 22386), (12915, 19708), (13265, 19188), (13644, 18655), (14781, 17220), (14924, 17055), (15539, 16380), (15918, 15990)]