18975711720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{937}}^1\times {\mathrm{24109}}^1$

素因数の和:25067

約数の個数: 128

約数和(自身を含む): 65131718400

約数和(自身を除く): 46156006680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 937, 1874, 2811, 3748, 4685, 5622, 6559, 7496, 9370, 11244, 13118, 14055, 18740, 19677, 22488, 24109, 26236, 28110, 32795, 37480, 39354, 48218, 52472, 56220, 65590, 72327, 78708, 96436, 98385, 112440, 120545, 131180, 144654, 157416, 168763, 192872, 196770, 241090, 262360, 289308, 337526, 361635, 393540, 482180, 506289, 578616, 675052, 723270, 787080, 843815, 964360, 1012578, 1350104, 1446540, 1687630, 2025156, 2531445, 2893080, 3375260, 4050312, 5062890, 6750520, 10125780, 20251560, 22590133, 45180266, 67770399, 90360532, 112950665, 135540798, 158130931, 180721064, 225901330, 271081596, 316261862, 338851995, 451802660, 474392793, 542163192, 632523724, 677703990, 790654655, 903605320, 948785586, 1265047448, 1355407980, 1581309310, 1897571172, 2371963965, 2710815960, 3162618620, 3795142344, 4743927930, 6325237240, 9487855860, 18975711720]

約数ペア:

[(1, 18975711720), (2, 9487855860), (3, 6325237240), (4, 4743927930), (5, 3795142344), (6, 3162618620), (7, 2710815960), (8, 2371963965), (10, 1897571172), (12, 1581309310), (14, 1355407980), (15, 1265047448), (20, 948785586), (21, 903605320), (24, 790654655), (28, 677703990), (30, 632523724), (35, 542163192), (40, 474392793), (42, 451802660), (56, 338851995), (60, 316261862), (70, 271081596), (84, 225901330), (105, 180721064), (120, 158130931), (140, 135540798), (168, 112950665), (210, 90360532), (280, 67770399), (420, 45180266), (840, 22590133), (937, 20251560), (1874, 10125780), (2811, 6750520), (3748, 5062890), (4685, 4050312), (5622, 3375260), (6559, 2893080), (7496, 2531445), (9370, 2025156), (11244, 1687630), (13118, 1446540), (14055, 1350104), (18740, 1012578), (19677, 964360), (22488, 843815), (24109, 787080), (26236, 723270), (28110, 675052), (32795, 578616), (37480, 506289), (39354, 482180), (48218, 393540), (52472, 361635), (56220, 337526), (65590, 289308), (72327, 262360), (78708, 241090), (96436, 196770), (98385, 192872), (112440, 168763), (120545, 157416), (131180, 144654)]