176421420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1044

約数の個数: 144

約数和(自身を含む): 616062720

約数和(自身を除く): 439641300

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, 252, 315, 326, 420, 489, 630, 652, 815, 859, 978, 1141, 1260, 1467, 1630, 1718, 1956, 2282, 2445, 2577, 2934, 3260, 3423, 3436, 4295, 4564, 4890, 5154, 5705, 5868, 6013, 6846, 7335, 7731, 8590, 9780, 10269, 10308, 11410, 12026, 12885, 13692, 14670, 15462, 17115, 17180, 18039, 20538, 22820, 24052, 25770, 29340, 30065, 30924, 34230, 36078, 38655, 41076, 51345, 51540, 54117, 60130, 68460, 72156, 77310, 90195, 102690, 108234, 120260, 140017, 154620, 180390, 205380, 216468, 270585, 280034, 360780, 420051, 541170, 560068, 700085, 840102, 980119, 1082340, 1260153, 1400170, 1680204, 1960238, 2100255, 2520306, 2800340, 2940357, 3920476, 4200510, 4900595, 5040612, 5880714, 6300765, 8401020, 8821071, 9801190, 11761428, 12601530, 14701785, 17642142, 19602380, 25203060, 29403570, 35284284, 44105355, 58807140, 88210710, 176421420]

約数ペア:

[(1, 176421420), (2, 88210710), (3, 58807140), (4, 44105355), (5, 35284284), (6, 29403570), (7, 25203060), (9, 19602380), (10, 17642142), (12, 14701785), (14, 12601530), (15, 11761428), (18, 9801190), (20, 8821071), (21, 8401020), (28, 6300765), (30, 5880714), (35, 5040612), (36, 4900595), (42, 4200510), (45, 3920476), (60, 2940357), (63, 2800340), (70, 2520306), (84, 2100255), (90, 1960238), (105, 1680204), (126, 1400170), (140, 1260153), (163, 1082340), (180, 980119), (210, 840102), (252, 700085), (315, 560068), (326, 541170), (420, 420051), (489, 360780), (630, 280034), (652, 270585), (815, 216468), (859, 205380), (978, 180390), (1141, 154620), (1260, 140017), (1467, 120260), (1630, 108234), (1718, 102690), (1956, 90195), (2282, 77310), (2445, 72156), (2577, 68460), (2934, 60130), (3260, 54117), (3423, 51540), (3436, 51345), (4295, 41076), (4564, 38655), (4890, 36078), (5154, 34230), (5705, 30924), (5868, 30065), (6013, 29340), (6846, 25770), (7335, 24052), (7731, 22820), (8590, 20538), (9780, 18039), (10269, 17180), (10308, 17115), (11410, 15462), (12026, 14670), (12885, 13692)]