489407776

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 1200860640

約数和(自身を除く): 711452864

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 76, 88, 104, 143, 152, 169, 176, 208, 209, 247, 286, 304, 338, 352, 416, 418, 433, 494, 572, 608, 676, 836, 866, 988, 1144, 1352, 1672, 1732, 1859, 1976, 2288, 2704, 2717, 3211, 3344, 3464, 3718, 3952, 4576, 4763, 5408, 5434, 5629, 6422, 6688, 6928, 7436, 7904, 8227, 9526, 10868, 11258, 12844, 13856, 14872, 16454, 19052, 21736, 22516, 25688, 29744, 32908, 35321, 38104, 43472, 45032, 51376, 59488, 61919, 65816, 70642, 73177, 76208, 86944, 90064, 90497, 102752, 106951, 123838, 131632, 141284, 146354, 152416, 180128, 180994, 213902, 247676, 263264, 282568, 292708, 361988, 427804, 495352, 565136, 585416, 723976, 804947, 855608, 990704, 1130272, 1170832, 1176461, 1390363, 1447952, 1609894, 1711216, 1981408, 2341664, 2352922, 2780726, 2895904, 3219788, 3422432, 4705844, 5561452, 6439576, 9411688, 11122904, 12879152, 15293993, 18823376, 22245808, 25758304, 30587986, 37646752, 44491616, 61175972, 122351944, 244703888, 489407776]

約数ペア:

[(1, 489407776), (2, 244703888), (4, 122351944), (8, 61175972), (11, 44491616), (13, 37646752), (16, 30587986), (19, 25758304), (22, 22245808), (26, 18823376), (32, 15293993), (38, 12879152), (44, 11122904), (52, 9411688), (76, 6439576), (88, 5561452), (104, 4705844), (143, 3422432), (152, 3219788), (169, 2895904), (176, 2780726), (208, 2352922), (209, 2341664), (247, 1981408), (286, 1711216), (304, 1609894), (338, 1447952), (352, 1390363), (416, 1176461), (418, 1170832), (433, 1130272), (494, 990704), (572, 855608), (608, 804947), (676, 723976), (836, 585416), (866, 565136), (988, 495352), (1144, 427804), (1352, 361988), (1672, 292708), (1732, 282568), (1859, 263264), (1976, 247676), (2288, 213902), (2704, 180994), (2717, 180128), (3211, 152416), (3344, 146354), (3464, 141284), (3718, 131632), (3952, 123838), (4576, 106951), (4763, 102752), (5408, 90497), (5434, 90064), (5629, 86944), (6422, 76208), (6688, 73177), (6928, 70642), (7436, 65816), (7904, 61919), (8227, 59488), (9526, 51376), (10868, 45032), (11258, 43472), (12844, 38104), (13856, 35321), (14872, 32908), (16454, 29744), (19052, 25688), (21736, 22516)]