91023440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:205

約数の個数: 120

約数和(自身を含む): 233889792

約数和(自身を除く): 142866352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 127, 136, 155, 170, 248, 254, 272, 289, 310, 340, 496, 508, 527, 578, 620, 635, 680, 1016, 1054, 1156, 1240, 1270, 1360, 1445, 2032, 2108, 2159, 2312, 2480, 2540, 2635, 2890, 3937, 4216, 4318, 4624, 5080, 5270, 5780, 7874, 8432, 8636, 8959, 10160, 10540, 10795, 11560, 15748, 17272, 17918, 19685, 21080, 21590, 23120, 31496, 34544, 35836, 36703, 39370, 42160, 43180, 44795, 62992, 66929, 71672, 73406, 78740, 86360, 89590, 133858, 143344, 146812, 157480, 172720, 179180, 183515, 267716, 293624, 314960, 334645, 358360, 367030, 535432, 587248, 669290, 716720, 734060, 1070864, 1137793, 1338580, 1468120, 2275586, 2677160, 2936240, 4551172, 5354320, 5688965, 9102344, 11377930, 18204688, 22755860, 45511720, 91023440]

約数ペア:

[(1, 91023440), (2, 45511720), (4, 22755860), (5, 18204688), (8, 11377930), (10, 9102344), (16, 5688965), (17, 5354320), (20, 4551172), (31, 2936240), (34, 2677160), (40, 2275586), (62, 1468120), (68, 1338580), (80, 1137793), (85, 1070864), (124, 734060), (127, 716720), (136, 669290), (155, 587248), (170, 535432), (248, 367030), (254, 358360), (272, 334645), (289, 314960), (310, 293624), (340, 267716), (496, 183515), (508, 179180), (527, 172720), (578, 157480), (620, 146812), (635, 143344), (680, 133858), (1016, 89590), (1054, 86360), (1156, 78740), (1240, 73406), (1270, 71672), (1360, 66929), (1445, 62992), (2032, 44795), (2108, 43180), (2159, 42160), (2312, 39370), (2480, 36703), (2540, 35836), (2635, 34544), (2890, 31496), (3937, 23120), (4216, 21590), (4318, 21080), (4624, 19685), (5080, 17918), (5270, 17272), (5780, 15748), (7874, 11560), (8432, 10795), (8636, 10540), (8959, 10160)]