217213320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2107

約数の個数: 128

約数和(自身を含む): 700876800

約数和(自身を除く): 483663480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 94, 95, 114, 120, 141, 152, 188, 190, 228, 235, 282, 285, 376, 380, 456, 470, 564, 570, 705, 760, 893, 940, 1128, 1140, 1410, 1786, 1880, 2027, 2280, 2679, 2820, 3572, 4054, 4465, 5358, 5640, 6081, 7144, 8108, 8930, 10135, 10716, 12162, 13395, 16216, 17860, 20270, 21432, 24324, 26790, 30405, 35720, 38513, 40540, 48648, 53580, 60810, 77026, 81080, 95269, 107160, 115539, 121620, 154052, 190538, 192565, 231078, 243240, 285807, 308104, 381076, 385130, 462156, 476345, 571614, 577695, 762152, 770260, 924312, 952690, 1143228, 1155390, 1429035, 1540520, 1810111, 1905380, 2286456, 2310780, 2858070, 3620222, 3810760, 4621560, 5430333, 5716140, 7240444, 9050555, 10860666, 11432280, 14480888, 18101110, 21721332, 27151665, 36202220, 43442664, 54303330, 72404440, 108606660, 217213320]

約数ペア:

[(1, 217213320), (2, 108606660), (3, 72404440), (4, 54303330), (5, 43442664), (6, 36202220), (8, 27151665), (10, 21721332), (12, 18101110), (15, 14480888), (19, 11432280), (20, 10860666), (24, 9050555), (30, 7240444), (38, 5716140), (40, 5430333), (47, 4621560), (57, 3810760), (60, 3620222), (76, 2858070), (94, 2310780), (95, 2286456), (114, 1905380), (120, 1810111), (141, 1540520), (152, 1429035), (188, 1155390), (190, 1143228), (228, 952690), (235, 924312), (282, 770260), (285, 762152), (376, 577695), (380, 571614), (456, 476345), (470, 462156), (564, 385130), (570, 381076), (705, 308104), (760, 285807), (893, 243240), (940, 231078), (1128, 192565), (1140, 190538), (1410, 154052), (1786, 121620), (1880, 115539), (2027, 107160), (2280, 95269), (2679, 81080), (2820, 77026), (3572, 60810), (4054, 53580), (4465, 48648), (5358, 40540), (5640, 38513), (6081, 35720), (7144, 30405), (8108, 26790), (8930, 24324), (10135, 21432), (10716, 20270), (12162, 17860), (13395, 16216)]