401593440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{73}}^2\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 1290755088

約数和(自身を除く): 889161648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 73, 80, 96, 120, 146, 157, 160, 219, 240, 292, 314, 365, 438, 471, 480, 584, 628, 730, 785, 876, 942, 1095, 1168, 1256, 1460, 1570, 1752, 1884, 2190, 2336, 2355, 2512, 2920, 3140, 3504, 3768, 4380, 4710, 5024, 5329, 5840, 6280, 7008, 7536, 8760, 9420, 10658, 11461, 11680, 12560, 15072, 15987, 17520, 18840, 21316, 22922, 25120, 26645, 31974, 34383, 35040, 37680, 42632, 45844, 53290, 57305, 63948, 68766, 75360, 79935, 85264, 91688, 106580, 114610, 127896, 137532, 159870, 170528, 171915, 183376, 213160, 229220, 255792, 275064, 319740, 343830, 366752, 426320, 458440, 511584, 550128, 639480, 687660, 836653, 852640, 916880, 1100256, 1278960, 1375320, 1673306, 1833760, 2509959, 2557920, 2750640, 3346612, 4183265, 5019918, 5501280, 6693224, 8366530, 10039836, 12549795, 13386448, 16733060, 20079672, 25099590, 26772896, 33466120, 40159344, 50199180, 66932240, 80318688, 100398360, 133864480, 200796720, 401593440]

約数ペア:

[(1, 401593440), (2, 200796720), (3, 133864480), (4, 100398360), (5, 80318688), (6, 66932240), (8, 50199180), (10, 40159344), (12, 33466120), (15, 26772896), (16, 25099590), (20, 20079672), (24, 16733060), (30, 13386448), (32, 12549795), (40, 10039836), (48, 8366530), (60, 6693224), (73, 5501280), (80, 5019918), (96, 4183265), (120, 3346612), (146, 2750640), (157, 2557920), (160, 2509959), (219, 1833760), (240, 1673306), (292, 1375320), (314, 1278960), (365, 1100256), (438, 916880), (471, 852640), (480, 836653), (584, 687660), (628, 639480), (730, 550128), (785, 511584), (876, 458440), (942, 426320), (1095, 366752), (1168, 343830), (1256, 319740), (1460, 275064), (1570, 255792), (1752, 229220), (1884, 213160), (2190, 183376), (2336, 171915), (2355, 170528), (2512, 159870), (2920, 137532), (3140, 127896), (3504, 114610), (3768, 106580), (4380, 91688), (4710, 85264), (5024, 79935), (5329, 75360), (5840, 68766), (6280, 63948), (7008, 57305), (7536, 53290), (8760, 45844), (9420, 42632), (10658, 37680), (11461, 35040), (11680, 34383), (12560, 31974), (15072, 26645), (15987, 25120), (17520, 22922), (18840, 21316)]