49085820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 171924480

約数和(自身を除く): 122838660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 163, 180, 210, 239, 252, 315, 326, 420, 478, 489, 630, 652, 717, 815, 956, 978, 1141, 1195, 1260, 1434, 1467, 1630, 1673, 1956, 2151, 2282, 2390, 2445, 2868, 2934, 3260, 3346, 3423, 3585, 4302, 4564, 4780, 4890, 5019, 5705, 5868, 6692, 6846, 7170, 7335, 8365, 8604, 9780, 10038, 10269, 10755, 11410, 13692, 14340, 14670, 15057, 16730, 17115, 20076, 20538, 21510, 22820, 25095, 29340, 30114, 33460, 34230, 38957, 41076, 43020, 50190, 51345, 60228, 68460, 75285, 77914, 100380, 102690, 116871, 150570, 155828, 194785, 205380, 233742, 272699, 301140, 350613, 389570, 467484, 545398, 584355, 701226, 779140, 818097, 1090796, 1168710, 1363495, 1402452, 1636194, 1753065, 2337420, 2454291, 2726990, 3272388, 3506130, 4090485, 4908582, 5453980, 7012260, 8180970, 9817164, 12271455, 16361940, 24542910, 49085820]

約数ペア:

[(1, 49085820), (2, 24542910), (3, 16361940), (4, 12271455), (5, 9817164), (6, 8180970), (7, 7012260), (9, 5453980), (10, 4908582), (12, 4090485), (14, 3506130), (15, 3272388), (18, 2726990), (20, 2454291), (21, 2337420), (28, 1753065), (30, 1636194), (35, 1402452), (36, 1363495), (42, 1168710), (45, 1090796), (60, 818097), (63, 779140), (70, 701226), (84, 584355), (90, 545398), (105, 467484), (126, 389570), (140, 350613), (163, 301140), (180, 272699), (210, 233742), (239, 205380), (252, 194785), (315, 155828), (326, 150570), (420, 116871), (478, 102690), (489, 100380), (630, 77914), (652, 75285), (717, 68460), (815, 60228), (956, 51345), (978, 50190), (1141, 43020), (1195, 41076), (1260, 38957), (1434, 34230), (1467, 33460), (1630, 30114), (1673, 29340), (1956, 25095), (2151, 22820), (2282, 21510), (2390, 20538), (2445, 20076), (2868, 17115), (2934, 16730), (3260, 15057), (3346, 14670), (3423, 14340), (3585, 13692), (4302, 11410), (4564, 10755), (4780, 10269), (4890, 10038), (5019, 9780), (5705, 8604), (5868, 8365), (6692, 7335), (6846, 7170)]