79239720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 219358680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 179, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 358, 372, 408, 420, 434, 465, 476, 510, 527, 537, 595, 620, 651, 680, 714, 716, 744, 840, 868, 895, 930, 952, 1020, 1054, 1074, 1085, 1190, 1240, 1253, 1302, 1428, 1432, 1581, 1736, 1785, 1790, 1860, 2040, 2108, 2148, 2170, 2380, 2506, 2604, 2635, 2685, 2856, 3043, 3162, 3255, 3570, 3580, 3689, 3720, 3759, 4216, 4296, 4340, 4760, 5012, 5208, 5270, 5370, 5549, 6086, 6265, 6324, 6510, 7140, 7160, 7378, 7518, 7905, 8680, 9129, 10024, 10540, 10740, 11067, 11098, 12172, 12530, 12648, 13020, 14280, 14756, 15036, 15215, 15810, 16647, 18258, 18445, 18795, 21080, 21301, 21480, 22134, 22196, 24344, 25060, 26040, 27745, 29512, 30072, 30430, 31620, 33294, 36516, 36890, 37590, 38843, 42602, 44268, 44392, 45645, 50120, 55335, 55490, 60860, 63240, 63903, 66588, 73032, 73780, 75180, 77686, 83235, 85204, 88536, 91290, 94333, 106505, 110670, 110980, 116529, 121720, 127806, 133176, 147560, 150360, 155372, 166470, 170408, 182580, 188666, 194215, 213010, 221340, 221960, 233058, 255612, 282999, 310744, 319515, 332940, 365160, 377332, 388430, 426020, 442680, 466116, 471665, 511224, 565998, 582645, 639030, 660331, 665880, 754664, 776860, 852040, 932232, 943330, 1131996, 1165290, 1278060, 1320662, 1414995, 1553720, 1886660, 1980993, 2263992, 2330580, 2556120, 2641324, 2829990, 3301655, 3773320, 3961986, 4661160, 5282648, 5659980, 6603310, 7923972, 9904965, 11319960, 13206620, 15847944, 19809930, 26413240, 39619860, 79239720]

約数ペア:

[(1, 79239720), (2, 39619860), (3, 26413240), (4, 19809930), (5, 15847944), (6, 13206620), (7, 11319960), (8, 9904965), (10, 7923972), (12, 6603310), (14, 5659980), (15, 5282648), (17, 4661160), (20, 3961986), (21, 3773320), (24, 3301655), (28, 2829990), (30, 2641324), (31, 2556120), (34, 2330580), (35, 2263992), (40, 1980993), (42, 1886660), (51, 1553720), (56, 1414995), (60, 1320662), (62, 1278060), (68, 1165290), (70, 1131996), (84, 943330), (85, 932232), (93, 852040), (102, 776860), (105, 754664), (119, 665880), (120, 660331), (124, 639030), (136, 582645), (140, 565998), (155, 511224), (168, 471665), (170, 466116), (179, 442680), (186, 426020), (204, 388430), (210, 377332), (217, 365160), (238, 332940), (248, 319515), (255, 310744), (280, 282999), (310, 255612), (340, 233058), (357, 221960), (358, 221340), (372, 213010), (408, 194215), (420, 188666), (434, 182580), (465, 170408), (476, 166470), (510, 155372), (527, 150360), (537, 147560), (595, 133176), (620, 127806), (651, 121720), (680, 116529), (714, 110980), (716, 110670), (744, 106505), (840, 94333), (868, 91290), (895, 88536), (930, 85204), (952, 83235), (1020, 77686), (1054, 75180), (1074, 73780), (1085, 73032), (1190, 66588), (1240, 63903), (1253, 63240), (1302, 60860), (1428, 55490), (1432, 55335), (1581, 50120), (1736, 45645), (1785, 44392), (1790, 44268), (1860, 42602), (2040, 38843), (2108, 37590), (2148, 36890), (2170, 36516), (2380, 33294), (2506, 31620), (2604, 30430), (2635, 30072), (2685, 29512), (2856, 27745), (3043, 26040), (3162, 25060), (3255, 24344), (3570, 22196), (3580, 22134), (3689, 21480), (3720, 21301), (3759, 21080), (4216, 18795), (4296, 18445), (4340, 18258), (4760, 16647), (5012, 15810), (5208, 15215), (5270, 15036), (5370, 14756), (5549, 14280), (6086, 13020), (6265, 12648), (6324, 12530), (6510, 12172), (7140, 11098), (7160, 11067), (7378, 10740), (7518, 10540), (7905, 10024), (8680, 9129)]