2181517520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17627}}^1$

素因数の和:17677

約数の個数: 160

約数和(自身を含む): 6610076928

約数和(自身を除く): 4428559408

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2380, 3094, 3536, 3640, 4420, 4760, 6188, 7280, 7735, 8840, 9520, 12376, 15470, 17627, 17680, 24752, 30940, 35254, 61880, 70508, 88135, 123389, 123760, 141016, 176270, 229151, 246778, 282032, 299659, 352540, 458302, 493556, 599318, 616945, 705080, 916604, 987112, 1145755, 1198636, 1233890, 1410160, 1498295, 1604057, 1833208, 1974224, 2097613, 2291510, 2397272, 2467780, 2996590, 3208114, 3666416, 3895567, 4195226, 4583020, 4794544, 4935560, 5993180, 6416228, 7791134, 8020285, 8390452, 9166040, 9871120, 10488065, 11986360, 12832456, 15582268, 16040570, 16780904, 18332080, 19477835, 20976130, 23972720, 25664912, 27268969, 31164536, 32081140, 33561808, 38955670, 41952260, 54537938, 62329072, 64162280, 77911340, 83904520, 109075876, 128324560, 136344845, 155822680, 167809040, 218151752, 272689690, 311645360, 436303504, 545379380, 1090758760, 2181517520]

約数ペア:

[(1, 2181517520), (2, 1090758760), (4, 545379380), (5, 436303504), (7, 311645360), (8, 272689690), (10, 218151752), (13, 167809040), (14, 155822680), (16, 136344845), (17, 128324560), (20, 109075876), (26, 83904520), (28, 77911340), (34, 64162280), (35, 62329072), (40, 54537938), (52, 41952260), (56, 38955670), (65, 33561808), (68, 32081140), (70, 31164536), (80, 27268969), (85, 25664912), (91, 23972720), (104, 20976130), (112, 19477835), (119, 18332080), (130, 16780904), (136, 16040570), (140, 15582268), (170, 12832456), (182, 11986360), (208, 10488065), (221, 9871120), (238, 9166040), (260, 8390452), (272, 8020285), (280, 7791134), (340, 6416228), (364, 5993180), (442, 4935560), (455, 4794544), (476, 4583020), (520, 4195226), (560, 3895567), (595, 3666416), (680, 3208114), (728, 2996590), (884, 2467780), (910, 2397272), (952, 2291510), (1040, 2097613), (1105, 1974224), (1190, 1833208), (1360, 1604057), (1456, 1498295), (1547, 1410160), (1768, 1233890), (1820, 1198636), (1904, 1145755), (2210, 987112), (2380, 916604), (3094, 705080), (3536, 616945), (3640, 599318), (4420, 493556), (4760, 458302), (6188, 352540), (7280, 299659), (7735, 282032), (8840, 246778), (9520, 229151), (12376, 176270), (15470, 141016), (17627, 123760), (17680, 123389), (24752, 88135), (30940, 70508), (35254, 61880)]