64956960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 144

約数和(自身を含む): 224864640

約数和(自身を除く): 159907680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 79, 80, 90, 96, 120, 144, 158, 160, 180, 237, 240, 288, 316, 360, 395, 474, 480, 571, 632, 711, 720, 790, 948, 1142, 1185, 1264, 1422, 1440, 1580, 1713, 1896, 2284, 2370, 2528, 2844, 2855, 3160, 3426, 3555, 3792, 4568, 4740, 5139, 5688, 5710, 6320, 6852, 7110, 7584, 8565, 9136, 9480, 10278, 11376, 11420, 12640, 13704, 14220, 17130, 18272, 18960, 20556, 22752, 22840, 25695, 27408, 28440, 34260, 37920, 41112, 45109, 45680, 51390, 54816, 56880, 68520, 82224, 90218, 91360, 102780, 113760, 135327, 137040, 164448, 180436, 205560, 225545, 270654, 274080, 360872, 405981, 411120, 451090, 541308, 676635, 721744, 811962, 822240, 902180, 1082616, 1353270, 1443488, 1623924, 1804360, 2029905, 2165232, 2706540, 3247848, 3608720, 4059810, 4330464, 5413080, 6495696, 7217440, 8119620, 10826160, 12991392, 16239240, 21652320, 32478480, 64956960]

約数ペア:

[(1, 64956960), (2, 32478480), (3, 21652320), (4, 16239240), (5, 12991392), (6, 10826160), (8, 8119620), (9, 7217440), (10, 6495696), (12, 5413080), (15, 4330464), (16, 4059810), (18, 3608720), (20, 3247848), (24, 2706540), (30, 2165232), (32, 2029905), (36, 1804360), (40, 1623924), (45, 1443488), (48, 1353270), (60, 1082616), (72, 902180), (79, 822240), (80, 811962), (90, 721744), (96, 676635), (120, 541308), (144, 451090), (158, 411120), (160, 405981), (180, 360872), (237, 274080), (240, 270654), (288, 225545), (316, 205560), (360, 180436), (395, 164448), (474, 137040), (480, 135327), (571, 113760), (632, 102780), (711, 91360), (720, 90218), (790, 82224), (948, 68520), (1142, 56880), (1185, 54816), (1264, 51390), (1422, 45680), (1440, 45109), (1580, 41112), (1713, 37920), (1896, 34260), (2284, 28440), (2370, 27408), (2528, 25695), (2844, 22840), (2855, 22752), (3160, 20556), (3426, 18960), (3555, 18272), (3792, 17130), (4568, 14220), (4740, 13704), (5139, 12640), (5688, 11420), (5710, 11376), (6320, 10278), (6852, 9480), (7110, 9136), (7584, 8565)]