81063360

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{4021}}^1$

素因数の和:4051

約数の個数: 168

約数和(自身を含む): 318735456

約数和(自身を除く): 237672096

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, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4021, 4032, 5040, 6720, 8042, 10080, 12063, 16084, 20105, 20160, 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, 257344, 281470, 289512, 321680, 337764, 361890, 386016, 422205, 450352, 482520, 506646, 562940, 579024, 643360, 675528, 723780, 772032, 844410, 900704, 965040, 1013292, 1125880, 1158048, 1266615, 1286720, 1351056, 1447560, 1688820, 1801408, 1930080, 2026584, 2251760, 2316096, 2533230, 2702112, 2895120, 3377640, 3860160, 4053168, 4503520, 5066460, 5404224, 5790240, 6755280, 8106336, 9007040, 10132920, 11580480, 13510560, 16212672, 20265840, 27021120, 40531680, 81063360]

約数ペア:

[(1, 81063360), (2, 40531680), (3, 27021120), (4, 20265840), (5, 16212672), (6, 13510560), (7, 11580480), (8, 10132920), (9, 9007040), (10, 8106336), (12, 6755280), (14, 5790240), (15, 5404224), (16, 5066460), (18, 4503520), (20, 4053168), (21, 3860160), (24, 3377640), (28, 2895120), (30, 2702112), (32, 2533230), (35, 2316096), (36, 2251760), (40, 2026584), (42, 1930080), (45, 1801408), (48, 1688820), (56, 1447560), (60, 1351056), (63, 1286720), (64, 1266615), (70, 1158048), (72, 1125880), (80, 1013292), (84, 965040), (90, 900704), (96, 844410), (105, 772032), (112, 723780), (120, 675528), (126, 643360), (140, 579024), (144, 562940), (160, 506646), (168, 482520), (180, 450352), (192, 422205), (210, 386016), (224, 361890), (240, 337764), (252, 321680), (280, 289512), (288, 281470), (315, 257344), (320, 253323), (336, 241260), (360, 225176), (420, 193008), (448, 180945), (480, 168882), (504, 160840), (560, 144756), (576, 140735), (630, 128672), (672, 120630), (720, 112588), (840, 96504), (960, 84441), (1008, 80420), (1120, 72378), (1260, 64336), (1344, 60315), (1440, 56294), (1680, 48252), (2016, 40210), (2240, 36189), (2520, 32168), (2880, 28147), (3360, 24126), (4021, 20160), (4032, 20105), (5040, 16084), (6720, 12063), (8042, 10080)]