319111520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 288

約数和(自身を含む): 984566016

約数和(自身を除く): 665454496

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 101, 104, 112, 124, 130, 140, 155, 160, 182, 196, 202, 208, 217, 224, 245, 248, 260, 280, 310, 364, 392, 403, 404, 416, 434, 455, 490, 496, 505, 520, 560, 620, 637, 707, 728, 784, 806, 808, 868, 910, 980, 992, 1010, 1040, 1085, 1120, 1240, 1274, 1313, 1414, 1456, 1519, 1568, 1612, 1616, 1736, 1820, 1960, 2015, 2020, 2080, 2170, 2480, 2548, 2626, 2821, 2828, 2912, 3038, 3131, 3185, 3224, 3232, 3472, 3535, 3640, 3920, 4030, 4040, 4340, 4949, 4960, 5096, 5252, 5642, 5656, 6076, 6262, 6370, 6448, 6565, 6944, 7070, 7280, 7595, 7840, 8060, 8080, 8680, 9191, 9898, 10192, 10504, 11284, 11312, 12152, 12524, 12740, 12896, 13130, 14105, 14140, 14560, 15190, 15655, 16120, 16160, 17360, 18382, 19747, 19796, 20384, 21008, 21917, 22568, 22624, 24304, 24745, 25048, 25480, 26260, 28210, 28280, 30380, 31310, 32240, 34720, 36764, 39494, 39592, 40703, 42016, 43834, 45136, 45955, 48608, 49490, 50096, 50960, 52520, 56420, 56560, 60760, 62620, 64337, 64480, 73528, 78988, 79184, 81406, 87668, 90272, 91910, 98735, 98980, 100192, 101920, 105040, 109585, 112840, 113120, 121520, 125240, 128674, 147056, 153419, 157976, 158368, 162812, 175336, 183820, 197470, 197960, 203515, 210080, 219170, 225680, 243040, 250480, 257348, 284921, 294112, 306838, 315952, 321685, 325624, 350672, 367640, 394940, 395920, 407030, 438340, 451360, 500960, 514696, 569842, 613676, 631904, 643370, 651248, 701344, 735280, 767095, 789880, 791840, 814060, 876680, 1029392, 1139684, 1227352, 1286740, 1302496, 1424605, 1470560, 1534190, 1579760, 1628120, 1753360, 1994447, 2058784, 2279368, 2454704, 2573480, 2849210, 3068380, 3159520, 3256240, 3506720, 3988894, 4558736, 4909408, 5146960, 5698420, 6136760, 6512480, 7977788, 9117472, 9972235, 10293920, 11396840, 12273520, 15955576, 19944470, 22793680, 24547040, 31911152, 39888940, 45587360, 63822304, 79777880, 159555760, 319111520]

約数ペア:

[(1, 319111520), (2, 159555760), (4, 79777880), (5, 63822304), (7, 45587360), (8, 39888940), (10, 31911152), (13, 24547040), (14, 22793680), (16, 19944470), (20, 15955576), (26, 12273520), (28, 11396840), (31, 10293920), (32, 9972235), (35, 9117472), (40, 7977788), (49, 6512480), (52, 6136760), (56, 5698420), (62, 5146960), (65, 4909408), (70, 4558736), (80, 3988894), (91, 3506720), (98, 3256240), (101, 3159520), (104, 3068380), (112, 2849210), (124, 2573480), (130, 2454704), (140, 2279368), (155, 2058784), (160, 1994447), (182, 1753360), (196, 1628120), (202, 1579760), (208, 1534190), (217, 1470560), (224, 1424605), (245, 1302496), (248, 1286740), (260, 1227352), (280, 1139684), (310, 1029392), (364, 876680), (392, 814060), (403, 791840), (404, 789880), (416, 767095), (434, 735280), (455, 701344), (490, 651248), (496, 643370), (505, 631904), (520, 613676), (560, 569842), (620, 514696), (637, 500960), (707, 451360), (728, 438340), (784, 407030), (806, 395920), (808, 394940), (868, 367640), (910, 350672), (980, 325624), (992, 321685), (1010, 315952), (1040, 306838), (1085, 294112), (1120, 284921), (1240, 257348), (1274, 250480), (1313, 243040), (1414, 225680), (1456, 219170), (1519, 210080), (1568, 203515), (1612, 197960), (1616, 197470), (1736, 183820), (1820, 175336), (1960, 162812), (2015, 158368), (2020, 157976), (2080, 153419), (2170, 147056), (2480, 128674), (2548, 125240), (2626, 121520), (2821, 113120), (2828, 112840), (2912, 109585), (3038, 105040), (3131, 101920), (3185, 100192), (3224, 98980), (3232, 98735), (3472, 91910), (3535, 90272), (3640, 87668), (3920, 81406), (4030, 79184), (4040, 78988), (4340, 73528), (4949, 64480), (4960, 64337), (5096, 62620), (5252, 60760), (5642, 56560), (5656, 56420), (6076, 52520), (6262, 50960), (6370, 50096), (6448, 49490), (6565, 48608), (6944, 45955), (7070, 45136), (7280, 43834), (7595, 42016), (7840, 40703), (8060, 39592), (8080, 39494), (8680, 36764), (9191, 34720), (9898, 32240), (10192, 31310), (10504, 30380), (11284, 28280), (11312, 28210), (12152, 26260), (12524, 25480), (12740, 25048), (12896, 24745), (13130, 24304), (14105, 22624), (14140, 22568), (14560, 21917), (15190, 21008), (15655, 20384), (16120, 19796), (16160, 19747), (17360, 18382)]