172178520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 533433600

約数和(自身を除く): 361255080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 83, 118, 120, 166, 177, 236, 249, 293, 295, 332, 354, 415, 472, 498, 586, 590, 664, 708, 830, 879, 885, 996, 1172, 1180, 1245, 1416, 1465, 1660, 1758, 1770, 1992, 2344, 2360, 2490, 2930, 3320, 3516, 3540, 4395, 4897, 4980, 5860, 7032, 7080, 8790, 9794, 9960, 11720, 14691, 17287, 17580, 19588, 24319, 24485, 29382, 34574, 35160, 39176, 48638, 48970, 51861, 58764, 69148, 72957, 73455, 86435, 97276, 97940, 103722, 117528, 121595, 138296, 145914, 146910, 172870, 194552, 195880, 207444, 243190, 259305, 291828, 293820, 345740, 364785, 414888, 486380, 518610, 583656, 587640, 691480, 729570, 972760, 1037220, 1434821, 1459140, 2074440, 2869642, 2918280, 4304463, 5739284, 7174105, 8608926, 11478568, 14348210, 17217852, 21522315, 28696420, 34435704, 43044630, 57392840, 86089260, 172178520]

約数ペア:

[(1, 172178520), (2, 86089260), (3, 57392840), (4, 43044630), (5, 34435704), (6, 28696420), (8, 21522315), (10, 17217852), (12, 14348210), (15, 11478568), (20, 8608926), (24, 7174105), (30, 5739284), (40, 4304463), (59, 2918280), (60, 2869642), (83, 2074440), (118, 1459140), (120, 1434821), (166, 1037220), (177, 972760), (236, 729570), (249, 691480), (293, 587640), (295, 583656), (332, 518610), (354, 486380), (415, 414888), (472, 364785), (498, 345740), (586, 293820), (590, 291828), (664, 259305), (708, 243190), (830, 207444), (879, 195880), (885, 194552), (996, 172870), (1172, 146910), (1180, 145914), (1245, 138296), (1416, 121595), (1465, 117528), (1660, 103722), (1758, 97940), (1770, 97276), (1992, 86435), (2344, 73455), (2360, 72957), (2490, 69148), (2930, 58764), (3320, 51861), (3516, 48970), (3540, 48638), (4395, 39176), (4897, 35160), (4980, 34574), (5860, 29382), (7032, 24485), (7080, 24319), (8790, 19588), (9794, 17580), (9960, 17287), (11720, 14691)]