72750240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2659}}^1$

素因数の和:2699

約数の個数: 144

約数和(自身を含む): 261424800

約数和(自身を除く): 188674560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2659, 2736, 3040, 3420, 4560, 5318, 5472, 6840, 7977, 9120, 10636, 13295, 13680, 15954, 21272, 23931, 26590, 27360, 31908, 39885, 42544, 47862, 50521, 53180, 63816, 79770, 85088, 95724, 101042, 106360, 119655, 127632, 151563, 159540, 191448, 202084, 212720, 239310, 252605, 255264, 303126, 319080, 382896, 404168, 425440, 454689, 478620, 505210, 606252, 638160, 757815, 765792, 808336, 909378, 957240, 1010420, 1212504, 1276320, 1515630, 1616672, 1818756, 1914480, 2020840, 2273445, 2425008, 3031260, 3637512, 3828960, 4041680, 4546890, 4850016, 6062520, 7275024, 8083360, 9093780, 12125040, 14550048, 18187560, 24250080, 36375120, 72750240]

約数ペア:

[(1, 72750240), (2, 36375120), (3, 24250080), (4, 18187560), (5, 14550048), (6, 12125040), (8, 9093780), (9, 8083360), (10, 7275024), (12, 6062520), (15, 4850016), (16, 4546890), (18, 4041680), (19, 3828960), (20, 3637512), (24, 3031260), (30, 2425008), (32, 2273445), (36, 2020840), (38, 1914480), (40, 1818756), (45, 1616672), (48, 1515630), (57, 1276320), (60, 1212504), (72, 1010420), (76, 957240), (80, 909378), (90, 808336), (95, 765792), (96, 757815), (114, 638160), (120, 606252), (144, 505210), (152, 478620), (160, 454689), (171, 425440), (180, 404168), (190, 382896), (228, 319080), (240, 303126), (285, 255264), (288, 252605), (304, 239310), (342, 212720), (360, 202084), (380, 191448), (456, 159540), (480, 151563), (570, 127632), (608, 119655), (684, 106360), (720, 101042), (760, 95724), (855, 85088), (912, 79770), (1140, 63816), (1368, 53180), (1440, 50521), (1520, 47862), (1710, 42544), (1824, 39885), (2280, 31908), (2659, 27360), (2736, 26590), (3040, 23931), (3420, 21272), (4560, 15954), (5318, 13680), (5472, 13295), (6840, 10636), (7977, 9120)]