645543600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41381}}^1$

素因数の和:41415

約数の個数: 120

約数和(自身を含む): 2227013712

約数和(自身を除く): 1581470112

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, 1950, 2600, 3120, 3900, 5200, 7800, 15600, 41381, 82762, 124143, 165524, 206905, 248286, 331048, 413810, 496572, 537953, 620715, 662096, 827620, 993144, 1034525, 1075906, 1241430, 1613859, 1655240, 1986288, 2069050, 2151812, 2482860, 2689765, 3103575, 3227718, 3310480, 4138100, 4303624, 4965720, 5379530, 6207150, 6455436, 8069295, 8276200, 8607248, 9931440, 10759060, 12414300, 12910872, 13448825, 16138590, 16552400, 21518120, 24828600, 25821744, 26897650, 32277180, 40346475, 43036240, 49657200, 53795300, 64554360, 80692950, 107590600, 129108720, 161385900, 215181200, 322771800, 645543600]

約数ペア:

[(1, 645543600), (2, 322771800), (3, 215181200), (4, 161385900), (5, 129108720), (6, 107590600), (8, 80692950), (10, 64554360), (12, 53795300), (13, 49657200), (15, 43036240), (16, 40346475), (20, 32277180), (24, 26897650), (25, 25821744), (26, 24828600), (30, 21518120), (39, 16552400), (40, 16138590), (48, 13448825), (50, 12910872), (52, 12414300), (60, 10759060), (65, 9931440), (75, 8607248), (78, 8276200), (80, 8069295), (100, 6455436), (104, 6207150), (120, 5379530), (130, 4965720), (150, 4303624), (156, 4138100), (195, 3310480), (200, 3227718), (208, 3103575), (240, 2689765), (260, 2482860), (300, 2151812), (312, 2069050), (325, 1986288), (390, 1655240), (400, 1613859), (520, 1241430), (600, 1075906), (624, 1034525), (650, 993144), (780, 827620), (975, 662096), (1040, 620715), (1200, 537953), (1300, 496572), (1560, 413810), (1950, 331048), (2600, 248286), (3120, 206905), (3900, 165524), (5200, 124143), (7800, 82762), (15600, 41381)]