159555760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 240

約数和(自身を含む): 484468992

約数和(自身を除く): 324913232

約数列:

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

約数ペア:

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