81029160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 276388200

約数和(自身を除く): 195359040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 89, 90, 108, 120, 135, 162, 178, 180, 216, 267, 270, 281, 324, 356, 360, 405, 445, 534, 540, 562, 648, 712, 801, 810, 843, 890, 1068, 1080, 1124, 1335, 1405, 1602, 1620, 1686, 1780, 2136, 2248, 2403, 2529, 2670, 2810, 3204, 3240, 3372, 3560, 4005, 4215, 4806, 5058, 5340, 5620, 6408, 6744, 7209, 7587, 8010, 8430, 9612, 10116, 10680, 11240, 12015, 12645, 14418, 15174, 16020, 16860, 19224, 20232, 22761, 24030, 25009, 25290, 28836, 30348, 32040, 33720, 36045, 37935, 45522, 48060, 50018, 50580, 57672, 60696, 72090, 75027, 75870, 91044, 96120, 100036, 101160, 113805, 125045, 144180, 150054, 151740, 182088, 200072, 225081, 227610, 250090, 288360, 300108, 303480, 375135, 450162, 455220, 500180, 600216, 675243, 750270, 900324, 910440, 1000360, 1125405, 1350486, 1500540, 1800648, 2025729, 2250810, 2700972, 3001080, 3376215, 4051458, 4501620, 5401944, 6752430, 8102916, 9003240, 10128645, 13504860, 16205832, 20257290, 27009720, 40514580, 81029160]

約数ペア:

[(1, 81029160), (2, 40514580), (3, 27009720), (4, 20257290), (5, 16205832), (6, 13504860), (8, 10128645), (9, 9003240), (10, 8102916), (12, 6752430), (15, 5401944), (18, 4501620), (20, 4051458), (24, 3376215), (27, 3001080), (30, 2700972), (36, 2250810), (40, 2025729), (45, 1800648), (54, 1500540), (60, 1350486), (72, 1125405), (81, 1000360), (89, 910440), (90, 900324), (108, 750270), (120, 675243), (135, 600216), (162, 500180), (178, 455220), (180, 450162), (216, 375135), (267, 303480), (270, 300108), (281, 288360), (324, 250090), (356, 227610), (360, 225081), (405, 200072), (445, 182088), (534, 151740), (540, 150054), (562, 144180), (648, 125045), (712, 113805), (801, 101160), (810, 100036), (843, 96120), (890, 91044), (1068, 75870), (1080, 75027), (1124, 72090), (1335, 60696), (1405, 57672), (1602, 50580), (1620, 50018), (1686, 48060), (1780, 45522), (2136, 37935), (2248, 36045), (2403, 33720), (2529, 32040), (2670, 30348), (2810, 28836), (3204, 25290), (3240, 25009), (3372, 24030), (3560, 22761), (4005, 20232), (4215, 19224), (4806, 16860), (5058, 16020), (5340, 15174), (5620, 14418), (6408, 12645), (6744, 12015), (7209, 11240), (7587, 10680), (8010, 10116), (8430, 9612)]