406405560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{617}}^1$

素因数の和:1141

約数の個数: 128

約数和(自身を含む): 1334880000

約数和(自身を除く): 928474440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 499, 617, 660, 998, 1234, 1320, 1497, 1851, 1996, 2468, 2495, 2994, 3085, 3702, 3992, 4936, 4990, 5489, 5988, 6170, 6787, 7404, 7485, 9255, 9980, 10978, 11976, 12340, 13574, 14808, 14970, 16467, 18510, 19960, 20361, 21956, 24680, 27148, 27445, 29940, 32934, 33935, 37020, 40722, 43912, 54296, 54890, 59880, 65868, 67870, 74040, 81444, 82335, 101805, 109780, 131736, 135740, 162888, 164670, 203610, 219560, 271480, 307883, 329340, 407220, 615766, 658680, 814440, 923649, 1231532, 1539415, 1847298, 2463064, 3078830, 3386713, 3694596, 4618245, 6157660, 6773426, 7389192, 9236490, 10160139, 12315320, 13546852, 16933565, 18472980, 20320278, 27093704, 33867130, 36945960, 40640556, 50800695, 67734260, 81281112, 101601390, 135468520, 203202780, 406405560]

約数ペア:

[(1, 406405560), (2, 203202780), (3, 135468520), (4, 101601390), (5, 81281112), (6, 67734260), (8, 50800695), (10, 40640556), (11, 36945960), (12, 33867130), (15, 27093704), (20, 20320278), (22, 18472980), (24, 16933565), (30, 13546852), (33, 12315320), (40, 10160139), (44, 9236490), (55, 7389192), (60, 6773426), (66, 6157660), (88, 4618245), (110, 3694596), (120, 3386713), (132, 3078830), (165, 2463064), (220, 1847298), (264, 1539415), (330, 1231532), (440, 923649), (499, 814440), (617, 658680), (660, 615766), (998, 407220), (1234, 329340), (1320, 307883), (1497, 271480), (1851, 219560), (1996, 203610), (2468, 164670), (2495, 162888), (2994, 135740), (3085, 131736), (3702, 109780), (3992, 101805), (4936, 82335), (4990, 81444), (5489, 74040), (5988, 67870), (6170, 65868), (6787, 59880), (7404, 54890), (7485, 54296), (9255, 43912), (9980, 40722), (10978, 37020), (11976, 33935), (12340, 32934), (13574, 29940), (14808, 27445), (14970, 27148), (16467, 24680), (18510, 21956), (19960, 20361)]