172381020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3492

約数の個数: 144

約数和(自身を含む): 594669600

約数和(自身を除く): 422288580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2940, 3332, 3449, 3570, 4165, 4998, 6898, 7140, 8330, 9996, 10347, 12495, 13796, 16660, 17245, 20694, 24143, 24990, 34490, 41388, 48286, 49980, 51735, 58633, 68980, 72429, 96572, 103470, 117266, 120715, 144858, 169001, 175899, 206940, 234532, 241430, 289716, 293165, 338002, 351798, 362145, 410431, 482860, 507003, 586330, 676004, 703596, 724290, 820862, 845005, 879495, 1014006, 1172660, 1231293, 1448580, 1641724, 1690010, 1758990, 2028012, 2052155, 2462586, 2535015, 2873017, 3380020, 3517980, 4104310, 4925172, 5070030, 5746034, 6156465, 8208620, 8619051, 10140060, 11492068, 12312930, 14365085, 17238102, 24625860, 28730170, 34476204, 43095255, 57460340, 86190510, 172381020]

約数ペア:

[(1, 172381020), (2, 86190510), (3, 57460340), (4, 43095255), (5, 34476204), (6, 28730170), (7, 24625860), (10, 17238102), (12, 14365085), (14, 12312930), (15, 11492068), (17, 10140060), (20, 8619051), (21, 8208620), (28, 6156465), (30, 5746034), (34, 5070030), (35, 4925172), (42, 4104310), (49, 3517980), (51, 3380020), (60, 2873017), (68, 2535015), (70, 2462586), (84, 2052155), (85, 2028012), (98, 1758990), (102, 1690010), (105, 1641724), (119, 1448580), (140, 1231293), (147, 1172660), (170, 1014006), (196, 879495), (204, 845005), (210, 820862), (238, 724290), (245, 703596), (255, 676004), (294, 586330), (340, 507003), (357, 482860), (420, 410431), (476, 362145), (490, 351798), (510, 338002), (588, 293165), (595, 289716), (714, 241430), (735, 234532), (833, 206940), (980, 175899), (1020, 169001), (1190, 144858), (1428, 120715), (1470, 117266), (1666, 103470), (1785, 96572), (2380, 72429), (2499, 68980), (2940, 58633), (3332, 51735), (3449, 49980), (3570, 48286), (4165, 41388), (4998, 34490), (6898, 24990), (7140, 24143), (8330, 20694), (9996, 17245), (10347, 16660), (12495, 13796)]