815604160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 224

約数和(自身を含む): 2322137088

約数和(自身を除く): 1506532928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 61, 64, 70, 80, 94, 112, 122, 127, 140, 160, 188, 224, 235, 244, 254, 280, 305, 320, 329, 376, 427, 448, 470, 488, 508, 560, 610, 635, 658, 752, 854, 889, 940, 976, 1016, 1120, 1220, 1270, 1316, 1504, 1645, 1708, 1778, 1880, 1952, 2032, 2135, 2240, 2440, 2540, 2632, 2867, 3008, 3290, 3416, 3556, 3760, 3904, 4064, 4270, 4445, 4880, 5080, 5264, 5734, 5969, 6580, 6832, 7112, 7520, 7747, 8128, 8540, 8890, 9760, 10160, 10528, 11468, 11938, 13160, 13664, 14224, 14335, 15040, 15494, 17080, 17780, 19520, 20069, 20320, 21056, 22936, 23876, 26320, 27328, 28448, 28670, 29845, 30988, 34160, 35560, 38735, 40138, 40640, 41783, 45872, 47752, 52640, 54229, 56896, 57340, 59690, 61976, 68320, 71120, 77470, 80276, 83566, 91744, 95504, 100345, 105280, 108458, 114680, 119380, 123952, 136640, 142240, 154940, 160552, 167132, 183488, 191008, 200690, 208915, 216916, 229360, 238760, 247904, 271145, 284480, 309880, 321104, 334264, 364109, 382016, 401380, 417830, 433832, 458720, 477520, 495808, 542290, 619760, 642208, 668528, 728218, 802760, 835660, 867664, 917440, 955040, 1084580, 1239520, 1284416, 1337056, 1456436, 1605520, 1671320, 1735328, 1820545, 1910080, 2169160, 2479040, 2548763, 2674112, 2912872, 3211040, 3342640, 3470656, 3641090, 4338320, 5097526, 5825744, 6422080, 6685280, 7282180, 8676640, 10195052, 11651488, 12743815, 13370560, 14564360, 17353280, 20390104, 23302976, 25487630, 29128720, 40780208, 50975260, 58257440, 81560416, 101950520, 116514880, 163120832, 203901040, 407802080, 815604160]

約数ペア:

[(1, 815604160), (2, 407802080), (4, 203901040), (5, 163120832), (7, 116514880), (8, 101950520), (10, 81560416), (14, 58257440), (16, 50975260), (20, 40780208), (28, 29128720), (32, 25487630), (35, 23302976), (40, 20390104), (47, 17353280), (56, 14564360), (61, 13370560), (64, 12743815), (70, 11651488), (80, 10195052), (94, 8676640), (112, 7282180), (122, 6685280), (127, 6422080), (140, 5825744), (160, 5097526), (188, 4338320), (224, 3641090), (235, 3470656), (244, 3342640), (254, 3211040), (280, 2912872), (305, 2674112), (320, 2548763), (329, 2479040), (376, 2169160), (427, 1910080), (448, 1820545), (470, 1735328), (488, 1671320), (508, 1605520), (560, 1456436), (610, 1337056), (635, 1284416), (658, 1239520), (752, 1084580), (854, 955040), (889, 917440), (940, 867664), (976, 835660), (1016, 802760), (1120, 728218), (1220, 668528), (1270, 642208), (1316, 619760), (1504, 542290), (1645, 495808), (1708, 477520), (1778, 458720), (1880, 433832), (1952, 417830), (2032, 401380), (2135, 382016), (2240, 364109), (2440, 334264), (2540, 321104), (2632, 309880), (2867, 284480), (3008, 271145), (3290, 247904), (3416, 238760), (3556, 229360), (3760, 216916), (3904, 208915), (4064, 200690), (4270, 191008), (4445, 183488), (4880, 167132), (5080, 160552), (5264, 154940), (5734, 142240), (5969, 136640), (6580, 123952), (6832, 119380), (7112, 114680), (7520, 108458), (7747, 105280), (8128, 100345), (8540, 95504), (8890, 91744), (9760, 83566), (10160, 80276), (10528, 77470), (11468, 71120), (11938, 68320), (13160, 61976), (13664, 59690), (14224, 57340), (14335, 56896), (15040, 54229), (15494, 52640), (17080, 47752), (17780, 45872), (19520, 41783), (20069, 40640), (20320, 40138), (21056, 38735), (22936, 35560), (23876, 34160), (26320, 30988), (27328, 29845), (28448, 28670)]