67980240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:641

約数の個数: 120

約数和(自身を含む): 229806720

約数和(自身を除く): 161826480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 263, 359, 360, 526, 718, 720, 789, 1052, 1077, 1315, 1436, 1578, 1795, 2104, 2154, 2367, 2630, 2872, 3156, 3231, 3590, 3945, 4208, 4308, 4734, 5260, 5385, 5744, 6312, 6462, 7180, 7890, 8616, 9468, 10520, 10770, 11835, 12624, 12924, 14360, 15780, 16155, 17232, 18936, 21040, 21540, 23670, 25848, 28720, 31560, 32310, 37872, 43080, 47340, 51696, 63120, 64620, 86160, 94417, 94680, 129240, 188834, 189360, 258480, 283251, 377668, 472085, 566502, 755336, 849753, 944170, 1133004, 1416255, 1510672, 1699506, 1888340, 2266008, 2832510, 3399012, 3776680, 4248765, 4532016, 5665020, 6798024, 7553360, 8497530, 11330040, 13596048, 16995060, 22660080, 33990120, 67980240]

約数ペア:

[(1, 67980240), (2, 33990120), (3, 22660080), (4, 16995060), (5, 13596048), (6, 11330040), (8, 8497530), (9, 7553360), (10, 6798024), (12, 5665020), (15, 4532016), (16, 4248765), (18, 3776680), (20, 3399012), (24, 2832510), (30, 2266008), (36, 1888340), (40, 1699506), (45, 1510672), (48, 1416255), (60, 1133004), (72, 944170), (80, 849753), (90, 755336), (120, 566502), (144, 472085), (180, 377668), (240, 283251), (263, 258480), (359, 189360), (360, 188834), (526, 129240), (718, 94680), (720, 94417), (789, 86160), (1052, 64620), (1077, 63120), (1315, 51696), (1436, 47340), (1578, 43080), (1795, 37872), (2104, 32310), (2154, 31560), (2367, 28720), (2630, 25848), (2872, 23670), (3156, 21540), (3231, 21040), (3590, 18936), (3945, 17232), (4208, 16155), (4308, 15780), (4734, 14360), (5260, 12924), (5385, 12624), (5744, 11835), (6312, 10770), (6462, 10520), (7180, 9468), (7890, 8616)]