71839620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1381}}^1$

素因数の和:1430

約数の個数: 108

約数和(自身を含む): 231653604

約数和(自身を除く): 159813984

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1381, 1445, 1530, 1734, 2601, 2762, 2890, 3060, 3468, 4143, 4335, 5202, 5524, 5780, 6905, 8286, 8670, 10404, 12429, 13005, 13810, 16572, 17340, 20715, 23477, 24858, 26010, 27620, 41430, 46954, 49716, 52020, 62145, 70431, 82860, 93908, 117385, 124290, 140862, 211293, 234770, 248580, 281724, 352155, 399109, 422586, 469540, 704310, 798218, 845172, 1056465, 1197327, 1408620, 1596436, 1995545, 2112930, 2394654, 3591981, 3991090, 4225860, 4789308, 5986635, 7183962, 7982180, 11973270, 14367924, 17959905, 23946540, 35919810, 71839620]

約数ペア:

[(1, 71839620), (2, 35919810), (3, 23946540), (4, 17959905), (5, 14367924), (6, 11973270), (9, 7982180), (10, 7183962), (12, 5986635), (15, 4789308), (17, 4225860), (18, 3991090), (20, 3591981), (30, 2394654), (34, 2112930), (36, 1995545), (45, 1596436), (51, 1408620), (60, 1197327), (68, 1056465), (85, 845172), (90, 798218), (102, 704310), (153, 469540), (170, 422586), (180, 399109), (204, 352155), (255, 281724), (289, 248580), (306, 234770), (340, 211293), (510, 140862), (578, 124290), (612, 117385), (765, 93908), (867, 82860), (1020, 70431), (1156, 62145), (1381, 52020), (1445, 49716), (1530, 46954), (1734, 41430), (2601, 27620), (2762, 26010), (2890, 24858), (3060, 23477), (3468, 20715), (4143, 17340), (4335, 16572), (5202, 13810), (5524, 13005), (5780, 12429), (6905, 10404), (8286, 8670)]