238202720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 144

約数和(自身を含む): 683611488

約数和(自身を除く): 445408768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1321, 1568, 1610, 1840, 1960, 2254, 2576, 2642, 3220, 3680, 3920, 4508, 5152, 5284, 5635, 6440, 6605, 7840, 9016, 9247, 10568, 11270, 12880, 13210, 18032, 18494, 21136, 22540, 25760, 26420, 30383, 36064, 36988, 42272, 45080, 46235, 52840, 60766, 64729, 73976, 90160, 92470, 105680, 121532, 129458, 147952, 151915, 180320, 184940, 211360, 212681, 243064, 258916, 295904, 303830, 323645, 369880, 425362, 486128, 517832, 607660, 647290, 739760, 850724, 972256, 1035664, 1063405, 1215320, 1294580, 1479520, 1488767, 1701448, 2071328, 2126810, 2430640, 2589160, 2977534, 3402896, 4253620, 4861280, 5178320, 5955068, 6805792, 7443835, 8507240, 10356640, 11910136, 14887670, 17014480, 23820272, 29775340, 34028960, 47640544, 59550680, 119101360, 238202720]

約数ペア:

[(1, 238202720), (2, 119101360), (4, 59550680), (5, 47640544), (7, 34028960), (8, 29775340), (10, 23820272), (14, 17014480), (16, 14887670), (20, 11910136), (23, 10356640), (28, 8507240), (32, 7443835), (35, 6805792), (40, 5955068), (46, 5178320), (49, 4861280), (56, 4253620), (70, 3402896), (80, 2977534), (92, 2589160), (98, 2430640), (112, 2126810), (115, 2071328), (140, 1701448), (160, 1488767), (161, 1479520), (184, 1294580), (196, 1215320), (224, 1063405), (230, 1035664), (245, 972256), (280, 850724), (322, 739760), (368, 647290), (392, 607660), (460, 517832), (490, 486128), (560, 425362), (644, 369880), (736, 323645), (784, 303830), (805, 295904), (920, 258916), (980, 243064), (1120, 212681), (1127, 211360), (1288, 184940), (1321, 180320), (1568, 151915), (1610, 147952), (1840, 129458), (1960, 121532), (2254, 105680), (2576, 92470), (2642, 90160), (3220, 73976), (3680, 64729), (3920, 60766), (4508, 52840), (5152, 46235), (5284, 45080), (5635, 42272), (6440, 36988), (6605, 36064), (7840, 30383), (9016, 26420), (9247, 25760), (10568, 22540), (11270, 21136), (12880, 18494), (13210, 18032)]