489452480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:898

約数の個数: 112

約数和(自身を含む): 1279428480

約数和(自身を除く): 789976000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 211, 220, 320, 352, 422, 440, 659, 704, 844, 880, 1055, 1318, 1688, 1760, 2110, 2321, 2636, 3295, 3376, 3520, 4220, 4642, 5272, 6590, 6752, 7249, 8440, 9284, 10544, 11605, 13180, 13504, 14498, 16880, 18568, 21088, 23210, 26360, 28996, 33760, 36245, 37136, 42176, 46420, 52720, 57992, 67520, 72490, 74272, 92840, 105440, 115984, 139049, 144980, 148544, 185680, 210880, 231968, 278098, 289960, 371360, 463936, 556196, 579920, 695245, 742720, 1112392, 1159840, 1390490, 1529539, 2224784, 2319680, 2780980, 3059078, 4449568, 5561960, 6118156, 7647695, 8899136, 11123920, 12236312, 15295390, 22247840, 24472624, 30590780, 44495680, 48945248, 61181560, 97890496, 122363120, 244726240, 489452480]

約数ペア:

[(1, 489452480), (2, 244726240), (4, 122363120), (5, 97890496), (8, 61181560), (10, 48945248), (11, 44495680), (16, 30590780), (20, 24472624), (22, 22247840), (32, 15295390), (40, 12236312), (44, 11123920), (55, 8899136), (64, 7647695), (80, 6118156), (88, 5561960), (110, 4449568), (160, 3059078), (176, 2780980), (211, 2319680), (220, 2224784), (320, 1529539), (352, 1390490), (422, 1159840), (440, 1112392), (659, 742720), (704, 695245), (844, 579920), (880, 556196), (1055, 463936), (1318, 371360), (1688, 289960), (1760, 278098), (2110, 231968), (2321, 210880), (2636, 185680), (3295, 148544), (3376, 144980), (3520, 139049), (4220, 115984), (4642, 105440), (5272, 92840), (6590, 74272), (6752, 72490), (7249, 67520), (8440, 57992), (9284, 52720), (10544, 46420), (11605, 42176), (13180, 37136), (13504, 36245), (14498, 33760), (16880, 28996), (18568, 26360), (21088, 23210)]