2540732880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{20717}}^1$

素因数の和:20813

約数の個数: 160

約数和(自身を含む): 9125201664

約数和(自身を除く): 6584468784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 105, 112, 120, 140, 146, 168, 210, 219, 240, 280, 292, 336, 365, 420, 438, 511, 560, 584, 730, 840, 876, 1022, 1095, 1168, 1460, 1533, 1680, 1752, 2044, 2190, 2555, 2920, 3066, 3504, 4088, 4380, 5110, 5840, 6132, 7665, 8176, 8760, 10220, 12264, 15330, 17520, 20440, 20717, 24528, 30660, 40880, 41434, 61320, 62151, 82868, 103585, 122640, 124302, 145019, 165736, 207170, 248604, 290038, 310755, 331472, 414340, 435057, 497208, 580076, 621510, 725095, 828680, 870114, 994416, 1160152, 1243020, 1450190, 1512341, 1657360, 1740228, 2175285, 2320304, 2486040, 2900380, 3024682, 3480456, 4350570, 4537023, 4972080, 5800760, 6049364, 6960912, 7561705, 8701140, 9074046, 10586387, 11601520, 12098728, 15123410, 17402280, 18148092, 21172774, 22685115, 24197456, 30246820, 31759161, 34804560, 36296184, 42345548, 45370230, 52931935, 60493640, 63518322, 72592368, 84691096, 90740460, 105863870, 120987280, 127036644, 158795805, 169382192, 181480920, 211727740, 254073288, 317591610, 362961840, 423455480, 508146576, 635183220, 846910960, 1270366440, 2540732880]

約数ペア:

[(1, 2540732880), (2, 1270366440), (3, 846910960), (4, 635183220), (5, 508146576), (6, 423455480), (7, 362961840), (8, 317591610), (10, 254073288), (12, 211727740), (14, 181480920), (15, 169382192), (16, 158795805), (20, 127036644), (21, 120987280), (24, 105863870), (28, 90740460), (30, 84691096), (35, 72592368), (40, 63518322), (42, 60493640), (48, 52931935), (56, 45370230), (60, 42345548), (70, 36296184), (73, 34804560), (80, 31759161), (84, 30246820), (105, 24197456), (112, 22685115), (120, 21172774), (140, 18148092), (146, 17402280), (168, 15123410), (210, 12098728), (219, 11601520), (240, 10586387), (280, 9074046), (292, 8701140), (336, 7561705), (365, 6960912), (420, 6049364), (438, 5800760), (511, 4972080), (560, 4537023), (584, 4350570), (730, 3480456), (840, 3024682), (876, 2900380), (1022, 2486040), (1095, 2320304), (1168, 2175285), (1460, 1740228), (1533, 1657360), (1680, 1512341), (1752, 1450190), (2044, 1243020), (2190, 1160152), (2555, 994416), (2920, 870114), (3066, 828680), (3504, 725095), (4088, 621510), (4380, 580076), (5110, 497208), (5840, 435057), (6132, 414340), (7665, 331472), (8176, 310755), (8760, 290038), (10220, 248604), (12264, 207170), (15330, 165736), (17520, 145019), (20440, 124302), (20717, 122640), (24528, 103585), (30660, 82868), (40880, 62151), (41434, 61320)]