1620510120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{145207}}^1$

素因数の和:145255

約数の個数: 96

約数和(自身を含む): 5436587520

約数和(自身を除く): 3816077400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 145207, 290414, 435621, 580828, 726035, 871242, 1161656, 1306863, 1452070, 1742484, 2178105, 2613726, 2904140, 3484968, 4356210, 4501417, 5227452, 5808280, 6534315, 8712420, 9002834, 10454904, 13068630, 13504251, 17424840, 18005668, 22507085, 26137260, 27008502, 36011336, 40512753, 45014170, 52274520, 54017004, 67521255, 81025506, 90028340, 108034008, 135042510, 162051012, 180056680, 202563765, 270085020, 324102024, 405127530, 540170040, 810255060, 1620510120]

約数ペア:

[(1, 1620510120), (2, 810255060), (3, 540170040), (4, 405127530), (5, 324102024), (6, 270085020), (8, 202563765), (9, 180056680), (10, 162051012), (12, 135042510), (15, 108034008), (18, 90028340), (20, 81025506), (24, 67521255), (30, 54017004), (31, 52274520), (36, 45014170), (40, 40512753), (45, 36011336), (60, 27008502), (62, 26137260), (72, 22507085), (90, 18005668), (93, 17424840), (120, 13504251), (124, 13068630), (155, 10454904), (180, 9002834), (186, 8712420), (248, 6534315), (279, 5808280), (310, 5227452), (360, 4501417), (372, 4356210), (465, 3484968), (558, 2904140), (620, 2613726), (744, 2178105), (930, 1742484), (1116, 1452070), (1240, 1306863), (1395, 1161656), (1860, 871242), (2232, 726035), (2790, 580828), (3720, 435621), (5580, 290414), (11160, 145207)]