279331080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:700

約数の個数: 256

約数和(自身を含む): 1048412160

約数和(自身を除く): 769081080

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, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 408, 420, 434, 465, 476, 510, 527, 595, 620, 631, 651, 680, 714, 744, 840, 868, 930, 952, 1020, 1054, 1085, 1190, 1240, 1262, 1302, 1428, 1581, 1736, 1785, 1860, 1893, 2040, 2108, 2170, 2380, 2524, 2604, 2635, 2856, 3155, 3162, 3255, 3570, 3689, 3720, 3786, 4216, 4340, 4417, 4760, 5048, 5208, 5270, 6310, 6324, 6510, 7140, 7378, 7572, 7905, 8680, 8834, 9465, 10540, 10727, 11067, 12620, 12648, 13020, 13251, 14280, 14756, 15144, 15810, 17668, 18445, 18930, 19561, 21080, 21454, 22085, 22134, 25240, 26040, 26502, 29512, 31620, 32181, 35336, 36890, 37860, 39122, 42908, 44170, 44268, 53004, 53635, 55335, 58683, 63240, 64362, 66255, 73780, 75089, 75720, 78244, 85816, 88340, 88536, 97805, 106008, 107270, 110670, 117366, 128724, 132510, 136927, 147560, 150178, 156488, 160905, 176680, 195610, 214540, 221340, 225267, 234732, 257448, 265020, 273854, 293415, 300356, 321810, 332537, 375445, 391220, 410781, 429080, 442680, 450534, 469464, 530040, 547708, 586830, 600712, 643620, 665074, 684635, 750890, 782440, 821562, 901068, 997611, 1095416, 1126335, 1173660, 1287240, 1330148, 1369270, 1501780, 1643124, 1662685, 1802136, 1995222, 2053905, 2252670, 2327759, 2347320, 2660296, 2738540, 3003560, 3286248, 3325370, 3990444, 4107810, 4505340, 4655518, 4988055, 5477080, 6650740, 6983277, 7980888, 8215620, 9010680, 9311036, 9976110, 11638795, 13301480, 13966554, 16431240, 18622072, 19952220, 23277590, 27933108, 34916385, 39904440, 46555180, 55866216, 69832770, 93110360, 139665540, 279331080]

約数ペア:

[(1, 279331080), (2, 139665540), (3, 93110360), (4, 69832770), (5, 55866216), (6, 46555180), (7, 39904440), (8, 34916385), (10, 27933108), (12, 23277590), (14, 19952220), (15, 18622072), (17, 16431240), (20, 13966554), (21, 13301480), (24, 11638795), (28, 9976110), (30, 9311036), (31, 9010680), (34, 8215620), (35, 7980888), (40, 6983277), (42, 6650740), (51, 5477080), (56, 4988055), (60, 4655518), (62, 4505340), (68, 4107810), (70, 3990444), (84, 3325370), (85, 3286248), (93, 3003560), (102, 2738540), (105, 2660296), (119, 2347320), (120, 2327759), (124, 2252670), (136, 2053905), (140, 1995222), (155, 1802136), (168, 1662685), (170, 1643124), (186, 1501780), (204, 1369270), (210, 1330148), (217, 1287240), (238, 1173660), (248, 1126335), (255, 1095416), (280, 997611), (310, 901068), (340, 821562), (357, 782440), (372, 750890), (408, 684635), (420, 665074), (434, 643620), (465, 600712), (476, 586830), (510, 547708), (527, 530040), (595, 469464), (620, 450534), (631, 442680), (651, 429080), (680, 410781), (714, 391220), (744, 375445), (840, 332537), (868, 321810), (930, 300356), (952, 293415), (1020, 273854), (1054, 265020), (1085, 257448), (1190, 234732), (1240, 225267), (1262, 221340), (1302, 214540), (1428, 195610), (1581, 176680), (1736, 160905), (1785, 156488), (1860, 150178), (1893, 147560), (2040, 136927), (2108, 132510), (2170, 128724), (2380, 117366), (2524, 110670), (2604, 107270), (2635, 106008), (2856, 97805), (3155, 88536), (3162, 88340), (3255, 85816), (3570, 78244), (3689, 75720), (3720, 75089), (3786, 73780), (4216, 66255), (4340, 64362), (4417, 63240), (4760, 58683), (5048, 55335), (5208, 53635), (5270, 53004), (6310, 44268), (6324, 44170), (6510, 42908), (7140, 39122), (7378, 37860), (7572, 36890), (7905, 35336), (8680, 32181), (8834, 31620), (9465, 29512), (10540, 26502), (10727, 26040), (11067, 25240), (12620, 22134), (12648, 22085), (13020, 21454), (13251, 21080), (14280, 19561), (14756, 18930), (15144, 18445), (15810, 17668)]