1543987240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1367

約数の個数: 128

約数和(自身を含む): 3832012800

約数和(自身を除く): 2288025560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 43, 46, 62, 86, 92, 115, 124, 155, 172, 184, 215, 230, 248, 310, 344, 430, 460, 620, 713, 860, 920, 989, 1240, 1259, 1333, 1426, 1720, 1978, 2518, 2666, 2852, 3565, 3956, 4945, 5036, 5332, 5704, 6295, 6665, 7130, 7912, 9890, 10072, 10664, 12590, 13330, 14260, 19780, 25180, 26660, 28520, 28957, 30659, 39029, 39560, 50360, 53320, 54137, 57914, 61318, 78058, 108274, 115828, 122636, 144785, 153295, 156116, 195145, 216548, 231656, 245272, 270685, 289570, 306590, 312232, 390290, 433096, 541370, 579140, 613180, 780580, 897667, 1082740, 1158280, 1226360, 1245151, 1561160, 1678247, 1795334, 2165480, 2490302, 3356494, 3590668, 4488335, 4980604, 6225755, 6712988, 7181336, 8391235, 8976670, 9961208, 12451510, 13425976, 16782470, 17953340, 24903020, 33564940, 35906680, 38599681, 49806040, 67129880, 77199362, 154398724, 192998405, 308797448, 385996810, 771993620, 1543987240]

約数ペア:

[(1, 1543987240), (2, 771993620), (4, 385996810), (5, 308797448), (8, 192998405), (10, 154398724), (20, 77199362), (23, 67129880), (31, 49806040), (40, 38599681), (43, 35906680), (46, 33564940), (62, 24903020), (86, 17953340), (92, 16782470), (115, 13425976), (124, 12451510), (155, 9961208), (172, 8976670), (184, 8391235), (215, 7181336), (230, 6712988), (248, 6225755), (310, 4980604), (344, 4488335), (430, 3590668), (460, 3356494), (620, 2490302), (713, 2165480), (860, 1795334), (920, 1678247), (989, 1561160), (1240, 1245151), (1259, 1226360), (1333, 1158280), (1426, 1082740), (1720, 897667), (1978, 780580), (2518, 613180), (2666, 579140), (2852, 541370), (3565, 433096), (3956, 390290), (4945, 312232), (5036, 306590), (5332, 289570), (5704, 270685), (6295, 245272), (6665, 231656), (7130, 216548), (7912, 195145), (9890, 156116), (10072, 153295), (10664, 144785), (12590, 122636), (13330, 115828), (14260, 108274), (19780, 78058), (25180, 61318), (26660, 57914), (28520, 54137), (28957, 53320), (30659, 50360), (39029, 39560)]