89271280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 167855120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 80, 92, 112, 115, 116, 140, 145, 161, 184, 203, 230, 232, 239, 280, 290, 322, 368, 406, 460, 464, 478, 560, 580, 644, 667, 805, 812, 920, 956, 1015, 1160, 1195, 1288, 1334, 1610, 1624, 1673, 1840, 1912, 2030, 2320, 2390, 2576, 2668, 3220, 3248, 3335, 3346, 3824, 4060, 4669, 4780, 5336, 5497, 6440, 6670, 6692, 6931, 8120, 8365, 9338, 9560, 10672, 10994, 12880, 13340, 13384, 13862, 16240, 16730, 18676, 19120, 21988, 23345, 26680, 26768, 27485, 27724, 33460, 34655, 37352, 38479, 43976, 46690, 48517, 53360, 54970, 55448, 66920, 69310, 74704, 76958, 87952, 93380, 97034, 109940, 110896, 133840, 138620, 153916, 159413, 186760, 192395, 194068, 219880, 242585, 277240, 307832, 318826, 373520, 384790, 388136, 439760, 485170, 554480, 615664, 637652, 769580, 776272, 797065, 970340, 1115891, 1275304, 1539160, 1594130, 1940680, 2231782, 2550608, 3078320, 3188260, 3881360, 4463564, 5579455, 6376520, 8927128, 11158910, 12753040, 17854256, 22317820, 44635640, 89271280]

約数ペア:

[(1, 89271280), (2, 44635640), (4, 22317820), (5, 17854256), (7, 12753040), (8, 11158910), (10, 8927128), (14, 6376520), (16, 5579455), (20, 4463564), (23, 3881360), (28, 3188260), (29, 3078320), (35, 2550608), (40, 2231782), (46, 1940680), (56, 1594130), (58, 1539160), (70, 1275304), (80, 1115891), (92, 970340), (112, 797065), (115, 776272), (116, 769580), (140, 637652), (145, 615664), (161, 554480), (184, 485170), (203, 439760), (230, 388136), (232, 384790), (239, 373520), (280, 318826), (290, 307832), (322, 277240), (368, 242585), (406, 219880), (460, 194068), (464, 192395), (478, 186760), (560, 159413), (580, 153916), (644, 138620), (667, 133840), (805, 110896), (812, 109940), (920, 97034), (956, 93380), (1015, 87952), (1160, 76958), (1195, 74704), (1288, 69310), (1334, 66920), (1610, 55448), (1624, 54970), (1673, 53360), (1840, 48517), (1912, 46690), (2030, 43976), (2320, 38479), (2390, 37352), (2576, 34655), (2668, 33460), (3220, 27724), (3248, 27485), (3335, 26768), (3346, 26680), (3824, 23345), (4060, 21988), (4669, 19120), (4780, 18676), (5336, 16730), (5497, 16240), (6440, 13862), (6670, 13384), (6692, 13340), (6931, 12880), (8120, 10994), (8365, 10672), (9338, 9560)]