42992460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 144

約数和(自身を含む): 150696000

約数和(自身を除く): 107703540

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, 149, 180, 210, 229, 252, 298, 315, 420, 447, 458, 596, 630, 687, 745, 894, 916, 1043, 1145, 1260, 1341, 1374, 1490, 1603, 1788, 2061, 2086, 2235, 2290, 2682, 2748, 2980, 3129, 3206, 3435, 4122, 4172, 4470, 4580, 4809, 5215, 5364, 6258, 6412, 6705, 6870, 8015, 8244, 8940, 9387, 9618, 10305, 10430, 12516, 13410, 13740, 14427, 15645, 16030, 18774, 19236, 20610, 20860, 24045, 26820, 28854, 31290, 32060, 34121, 37548, 41220, 46935, 48090, 57708, 62580, 68242, 72135, 93870, 96180, 102363, 136484, 144270, 170605, 187740, 204726, 238847, 288540, 307089, 341210, 409452, 477694, 511815, 614178, 682420, 716541, 955388, 1023630, 1194235, 1228356, 1433082, 1535445, 2047260, 2149623, 2388470, 2866164, 3070890, 3582705, 4299246, 4776940, 6141780, 7165410, 8598492, 10748115, 14330820, 21496230, 42992460]

約数ペア:

[(1, 42992460), (2, 21496230), (3, 14330820), (4, 10748115), (5, 8598492), (6, 7165410), (7, 6141780), (9, 4776940), (10, 4299246), (12, 3582705), (14, 3070890), (15, 2866164), (18, 2388470), (20, 2149623), (21, 2047260), (28, 1535445), (30, 1433082), (35, 1228356), (36, 1194235), (42, 1023630), (45, 955388), (60, 716541), (63, 682420), (70, 614178), (84, 511815), (90, 477694), (105, 409452), (126, 341210), (140, 307089), (149, 288540), (180, 238847), (210, 204726), (229, 187740), (252, 170605), (298, 144270), (315, 136484), (420, 102363), (447, 96180), (458, 93870), (596, 72135), (630, 68242), (687, 62580), (745, 57708), (894, 48090), (916, 46935), (1043, 41220), (1145, 37548), (1260, 34121), (1341, 32060), (1374, 31290), (1490, 28854), (1603, 26820), (1788, 24045), (2061, 20860), (2086, 20610), (2235, 19236), (2290, 18774), (2682, 16030), (2748, 15645), (2980, 14427), (3129, 13740), (3206, 13410), (3435, 12516), (4122, 10430), (4172, 10305), (4470, 9618), (4580, 9387), (4809, 8940), (5215, 8244), (5364, 8015), (6258, 6870), (6412, 6705)]