161283240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 545875200

約数和(自身を除く): 384591960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 79, 90, 106, 107, 120, 158, 159, 180, 212, 214, 237, 265, 316, 318, 321, 360, 395, 424, 428, 474, 477, 530, 535, 632, 636, 642, 711, 790, 795, 856, 948, 954, 963, 1060, 1070, 1185, 1272, 1284, 1422, 1580, 1590, 1605, 1896, 1908, 1926, 2120, 2140, 2370, 2385, 2568, 2844, 3160, 3180, 3210, 3555, 3816, 3852, 4187, 4280, 4740, 4770, 4815, 5671, 5688, 6360, 6420, 7110, 7704, 8374, 8453, 9480, 9540, 9630, 11342, 12561, 12840, 14220, 16748, 16906, 17013, 19080, 19260, 20935, 22684, 25122, 25359, 28355, 28440, 33496, 33812, 34026, 37683, 38520, 41870, 42265, 45368, 50244, 50718, 51039, 56710, 62805, 67624, 68052, 75366, 76077, 83740, 84530, 85065, 100488, 101436, 102078, 113420, 125610, 126795, 136104, 150732, 152154, 167480, 169060, 170130, 188415, 202872, 204156, 226840, 251220, 253590, 255195, 301464, 304308, 338120, 340260, 376830, 380385, 408312, 448009, 502440, 507180, 510390, 608616, 680520, 753660, 760770, 896018, 1014360, 1020780, 1344027, 1507320, 1521540, 1792036, 2041560, 2240045, 2688054, 3043080, 3584072, 4032081, 4480090, 5376108, 6720135, 8064162, 8960180, 10752216, 13440270, 16128324, 17920360, 20160405, 26880540, 32256648, 40320810, 53761080, 80641620, 161283240]

約数ペア:

[(1, 161283240), (2, 80641620), (3, 53761080), (4, 40320810), (5, 32256648), (6, 26880540), (8, 20160405), (9, 17920360), (10, 16128324), (12, 13440270), (15, 10752216), (18, 8960180), (20, 8064162), (24, 6720135), (30, 5376108), (36, 4480090), (40, 4032081), (45, 3584072), (53, 3043080), (60, 2688054), (72, 2240045), (79, 2041560), (90, 1792036), (106, 1521540), (107, 1507320), (120, 1344027), (158, 1020780), (159, 1014360), (180, 896018), (212, 760770), (214, 753660), (237, 680520), (265, 608616), (316, 510390), (318, 507180), (321, 502440), (360, 448009), (395, 408312), (424, 380385), (428, 376830), (474, 340260), (477, 338120), (530, 304308), (535, 301464), (632, 255195), (636, 253590), (642, 251220), (711, 226840), (790, 204156), (795, 202872), (856, 188415), (948, 170130), (954, 169060), (963, 167480), (1060, 152154), (1070, 150732), (1185, 136104), (1272, 126795), (1284, 125610), (1422, 113420), (1580, 102078), (1590, 101436), (1605, 100488), (1896, 85065), (1908, 84530), (1926, 83740), (2120, 76077), (2140, 75366), (2370, 68052), (2385, 67624), (2568, 62805), (2844, 56710), (3160, 51039), (3180, 50718), (3210, 50244), (3555, 45368), (3816, 42265), (3852, 41870), (4187, 38520), (4280, 37683), (4740, 34026), (4770, 33812), (4815, 33496), (5671, 28440), (5688, 28355), (6360, 25359), (6420, 25122), (7110, 22684), (7704, 20935), (8374, 19260), (8453, 19080), (9480, 17013), (9540, 16906), (9630, 16748), (11342, 14220), (12561, 12840)]