1818108720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1289}}^1$

素因数の和:1964

約数の個数: 160

約数和(自身を含む): 6276830400

約数和(自身を除く): 4458721680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 653, 720, 1080, 1289, 1306, 1959, 2160, 2578, 2612, 3265, 3867, 3918, 5156, 5224, 5877, 6445, 6530, 7734, 7836, 9795, 10312, 10448, 11601, 11754, 12890, 13060, 15468, 15672, 17631, 19335, 19590, 20624, 23202, 23508, 25780, 26120, 29385, 30936, 31344, 34803, 35262, 38670, 39180, 46404, 47016, 51560, 52240, 58005, 58770, 61872, 69606, 70524, 77340, 78360, 88155, 92808, 94032, 103120, 116010, 117540, 139212, 141048, 154680, 156720, 174015, 176310, 185616, 232020, 235080, 278424, 282096, 309360, 348030, 352620, 464040, 470160, 556848, 696060, 705240, 841717, 928080, 1392120, 1410480, 1683434, 2525151, 2784240, 3366868, 4208585, 5050302, 6733736, 7575453, 8417170, 10100604, 12625755, 13467472, 15150906, 16834340, 20201208, 22726359, 25251510, 30301812, 33668680, 37877265, 40402416, 45452718, 50503020, 60603624, 67337360, 75754530, 90905436, 101006040, 113631795, 121207248, 151509060, 181810872, 202012080, 227263590, 303018120, 363621744, 454527180, 606036240, 909054360, 1818108720]

約数ペア:

[(1, 1818108720), (2, 909054360), (3, 606036240), (4, 454527180), (5, 363621744), (6, 303018120), (8, 227263590), (9, 202012080), (10, 181810872), (12, 151509060), (15, 121207248), (16, 113631795), (18, 101006040), (20, 90905436), (24, 75754530), (27, 67337360), (30, 60603624), (36, 50503020), (40, 45452718), (45, 40402416), (48, 37877265), (54, 33668680), (60, 30301812), (72, 25251510), (80, 22726359), (90, 20201208), (108, 16834340), (120, 15150906), (135, 13467472), (144, 12625755), (180, 10100604), (216, 8417170), (240, 7575453), (270, 6733736), (360, 5050302), (432, 4208585), (540, 3366868), (653, 2784240), (720, 2525151), (1080, 1683434), (1289, 1410480), (1306, 1392120), (1959, 928080), (2160, 841717), (2578, 705240), (2612, 696060), (3265, 556848), (3867, 470160), (3918, 464040), (5156, 352620), (5224, 348030), (5877, 309360), (6445, 282096), (6530, 278424), (7734, 235080), (7836, 232020), (9795, 185616), (10312, 176310), (10448, 174015), (11601, 156720), (11754, 154680), (12890, 141048), (13060, 139212), (15468, 117540), (15672, 116010), (17631, 103120), (19335, 94032), (19590, 92808), (20624, 88155), (23202, 78360), (23508, 77340), (25780, 70524), (26120, 69606), (29385, 61872), (30936, 58770), (31344, 58005), (34803, 52240), (35262, 51560), (38670, 47016), (39180, 46404)]