1664335440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{74567}}^1$

素因数の和:74617

約数の個数: 120

約数和(自身を含む): 5769773568

約数和(自身を除く): 4105438128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 74567, 149134, 223701, 298268, 372835, 447402, 596536, 671103, 745670, 894804, 1118505, 1193072, 1342206, 1491340, 1789608, 2237010, 2311577, 2684412, 2982680, 3355515, 3579216, 4474020, 4623154, 5368824, 5965360, 6711030, 6934731, 8948040, 9246308, 10737648, 11557885, 13422060, 13869462, 17896080, 18492616, 20804193, 23115770, 26844120, 27738924, 34673655, 36985232, 41608386, 46231540, 53688240, 55477848, 69347310, 83216772, 92463080, 104020965, 110955696, 138694620, 166433544, 184926160, 208041930, 277389240, 332867088, 416083860, 554778480, 832167720, 1664335440]

約数ペア:

[(1, 1664335440), (2, 832167720), (3, 554778480), (4, 416083860), (5, 332867088), (6, 277389240), (8, 208041930), (9, 184926160), (10, 166433544), (12, 138694620), (15, 110955696), (16, 104020965), (18, 92463080), (20, 83216772), (24, 69347310), (30, 55477848), (31, 53688240), (36, 46231540), (40, 41608386), (45, 36985232), (48, 34673655), (60, 27738924), (62, 26844120), (72, 23115770), (80, 20804193), (90, 18492616), (93, 17896080), (120, 13869462), (124, 13422060), (144, 11557885), (155, 10737648), (180, 9246308), (186, 8948040), (240, 6934731), (248, 6711030), (279, 5965360), (310, 5368824), (360, 4623154), (372, 4474020), (465, 3579216), (496, 3355515), (558, 2982680), (620, 2684412), (720, 2311577), (744, 2237010), (930, 1789608), (1116, 1491340), (1240, 1342206), (1395, 1193072), (1488, 1118505), (1860, 894804), (2232, 745670), (2480, 671103), (2790, 596536), (3720, 447402), (4464, 372835), (5580, 298268), (7440, 223701), (11160, 149134), (22320, 74567)]