40531680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{4021}}^1$

素因数の和:4049

約数の個数: 144

約数和(自身を含む): 158112864

約数和(自身を除く): 117581184

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 4021, 5040, 8042, 10080, 12063, 16084, 20105, 24126, 28147, 32168, 36189, 40210, 48252, 56294, 60315, 64336, 72378, 80420, 84441, 96504, 112588, 120630, 128672, 140735, 144756, 160840, 168882, 180945, 193008, 225176, 241260, 253323, 281470, 289512, 321680, 337764, 361890, 386016, 422205, 450352, 482520, 506646, 562940, 579024, 643360, 675528, 723780, 844410, 900704, 965040, 1013292, 1125880, 1158048, 1266615, 1351056, 1447560, 1688820, 1930080, 2026584, 2251760, 2533230, 2702112, 2895120, 3377640, 4053168, 4503520, 5066460, 5790240, 6755280, 8106336, 10132920, 13510560, 20265840, 40531680]

約数ペア:

[(1, 40531680), (2, 20265840), (3, 13510560), (4, 10132920), (5, 8106336), (6, 6755280), (7, 5790240), (8, 5066460), (9, 4503520), (10, 4053168), (12, 3377640), (14, 2895120), (15, 2702112), (16, 2533230), (18, 2251760), (20, 2026584), (21, 1930080), (24, 1688820), (28, 1447560), (30, 1351056), (32, 1266615), (35, 1158048), (36, 1125880), (40, 1013292), (42, 965040), (45, 900704), (48, 844410), (56, 723780), (60, 675528), (63, 643360), (70, 579024), (72, 562940), (80, 506646), (84, 482520), (90, 450352), (96, 422205), (105, 386016), (112, 361890), (120, 337764), (126, 321680), (140, 289512), (144, 281470), (160, 253323), (168, 241260), (180, 225176), (210, 193008), (224, 180945), (240, 168882), (252, 160840), (280, 144756), (288, 140735), (315, 128672), (336, 120630), (360, 112588), (420, 96504), (480, 84441), (504, 80420), (560, 72378), (630, 64336), (672, 60315), (720, 56294), (840, 48252), (1008, 40210), (1120, 36189), (1260, 32168), (1440, 28147), (1680, 24126), (2016, 20105), (2520, 16084), (3360, 12063), (4021, 10080), (5040, 8042)]