217702710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:630

約数の個数: 96

約数和(自身を含む): 589680000

約数和(自身を除く): 371977290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 239, 261, 290, 349, 435, 478, 522, 698, 717, 870, 1047, 1195, 1305, 1434, 1745, 2094, 2151, 2390, 2610, 3141, 3490, 3585, 4302, 5235, 6282, 6931, 7170, 10121, 10470, 10755, 13862, 15705, 20242, 20793, 21510, 30363, 31410, 34655, 41586, 50605, 60726, 62379, 69310, 83411, 91089, 101210, 103965, 124758, 151815, 166822, 182178, 207930, 250233, 303630, 311895, 417055, 455445, 500466, 623790, 750699, 834110, 910890, 1251165, 1501398, 2418919, 2502330, 3753495, 4837838, 7256757, 7506990, 12094595, 14513514, 21770271, 24189190, 36283785, 43540542, 72567570, 108851355, 217702710]

約数ペア:

[(1, 217702710), (2, 108851355), (3, 72567570), (5, 43540542), (6, 36283785), (9, 24189190), (10, 21770271), (15, 14513514), (18, 12094595), (29, 7506990), (30, 7256757), (45, 4837838), (58, 3753495), (87, 2502330), (90, 2418919), (145, 1501398), (174, 1251165), (239, 910890), (261, 834110), (290, 750699), (349, 623790), (435, 500466), (478, 455445), (522, 417055), (698, 311895), (717, 303630), (870, 250233), (1047, 207930), (1195, 182178), (1305, 166822), (1434, 151815), (1745, 124758), (2094, 103965), (2151, 101210), (2390, 91089), (2610, 83411), (3141, 69310), (3490, 62379), (3585, 60726), (4302, 50605), (5235, 41586), (6282, 34655), (6931, 31410), (7170, 30363), (10121, 21510), (10470, 20793), (10755, 20242), (13862, 15705)]