210864780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1481}}^1$

素因数の和:1616

約数の個数: 144

約数和(自身を含む): 737964864

約数和(自身を除く): 527100084

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, 113, 126, 140, 180, 210, 226, 252, 315, 339, 420, 452, 565, 630, 678, 791, 1017, 1130, 1260, 1356, 1481, 1582, 1695, 2034, 2260, 2373, 2962, 3164, 3390, 3955, 4068, 4443, 4746, 5085, 5924, 6780, 7119, 7405, 7910, 8886, 9492, 10170, 10367, 11865, 13329, 14238, 14810, 15820, 17772, 20340, 20734, 22215, 23730, 26658, 28476, 29620, 31101, 35595, 41468, 44430, 47460, 51835, 53316, 62202, 66645, 71190, 88860, 93303, 103670, 124404, 133290, 142380, 155505, 167353, 186606, 207340, 266580, 311010, 334706, 373212, 466515, 502059, 622020, 669412, 836765, 933030, 1004118, 1171471, 1506177, 1673530, 1866060, 2008236, 2342942, 2510295, 3012354, 3347060, 3514413, 4685884, 5020590, 5857355, 6024708, 7028826, 7530885, 10041180, 10543239, 11714710, 14057652, 15061770, 17572065, 21086478, 23429420, 30123540, 35144130, 42172956, 52716195, 70288260, 105432390, 210864780]

約数ペア:

[(1, 210864780), (2, 105432390), (3, 70288260), (4, 52716195), (5, 42172956), (6, 35144130), (7, 30123540), (9, 23429420), (10, 21086478), (12, 17572065), (14, 15061770), (15, 14057652), (18, 11714710), (20, 10543239), (21, 10041180), (28, 7530885), (30, 7028826), (35, 6024708), (36, 5857355), (42, 5020590), (45, 4685884), (60, 3514413), (63, 3347060), (70, 3012354), (84, 2510295), (90, 2342942), (105, 2008236), (113, 1866060), (126, 1673530), (140, 1506177), (180, 1171471), (210, 1004118), (226, 933030), (252, 836765), (315, 669412), (339, 622020), (420, 502059), (452, 466515), (565, 373212), (630, 334706), (678, 311010), (791, 266580), (1017, 207340), (1130, 186606), (1260, 167353), (1356, 155505), (1481, 142380), (1582, 133290), (1695, 124404), (2034, 103670), (2260, 93303), (2373, 88860), (2962, 71190), (3164, 66645), (3390, 62202), (3955, 53316), (4068, 51835), (4443, 47460), (4746, 44430), (5085, 41468), (5924, 35595), (6780, 31101), (7119, 29620), (7405, 28476), (7910, 26658), (8886, 23730), (9492, 22215), (10170, 20734), (10367, 20340), (11865, 17772), (13329, 15820), (14238, 14810)]