28438800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1857

約数の個数: 120

約数和(自身を含む): 98160384

約数和(自身を除く): 69721584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1823, 1950, 2600, 3120, 3646, 3900, 5200, 5469, 7292, 7800, 9115, 10938, 14584, 15600, 18230, 21876, 23699, 27345, 29168, 36460, 43752, 45575, 47398, 54690, 71097, 72920, 87504, 91150, 94796, 109380, 118495, 136725, 142194, 145840, 182300, 189592, 218760, 236990, 273450, 284388, 355485, 364600, 379184, 437520, 473980, 546900, 568776, 592475, 710970, 729200, 947960, 1093800, 1137552, 1184950, 1421940, 1777425, 1895920, 2187600, 2369900, 2843880, 3554850, 4739800, 5687760, 7109700, 9479600, 14219400, 28438800]

約数ペア:

[(1, 28438800), (2, 14219400), (3, 9479600), (4, 7109700), (5, 5687760), (6, 4739800), (8, 3554850), (10, 2843880), (12, 2369900), (13, 2187600), (15, 1895920), (16, 1777425), (20, 1421940), (24, 1184950), (25, 1137552), (26, 1093800), (30, 947960), (39, 729200), (40, 710970), (48, 592475), (50, 568776), (52, 546900), (60, 473980), (65, 437520), (75, 379184), (78, 364600), (80, 355485), (100, 284388), (104, 273450), (120, 236990), (130, 218760), (150, 189592), (156, 182300), (195, 145840), (200, 142194), (208, 136725), (240, 118495), (260, 109380), (300, 94796), (312, 91150), (325, 87504), (390, 72920), (400, 71097), (520, 54690), (600, 47398), (624, 45575), (650, 43752), (780, 36460), (975, 29168), (1040, 27345), (1200, 23699), (1300, 21876), (1560, 18230), (1823, 15600), (1950, 14584), (2600, 10938), (3120, 9115), (3646, 7800), (3900, 7292), (5200, 5469)]