209208240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 759638880

約数和(自身を除く): 550430640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 41, 45, 48, 57, 60, 72, 76, 80, 82, 90, 95, 114, 120, 123, 144, 152, 164, 171, 180, 190, 205, 228, 240, 246, 285, 304, 328, 342, 360, 369, 373, 380, 410, 456, 492, 570, 615, 656, 684, 720, 738, 746, 760, 779, 820, 855, 912, 984, 1119, 1140, 1230, 1368, 1476, 1492, 1520, 1558, 1640, 1710, 1845, 1865, 1968, 2238, 2280, 2337, 2460, 2736, 2952, 2984, 3116, 3280, 3357, 3420, 3690, 3730, 3895, 4476, 4560, 4674, 4920, 5595, 5904, 5968, 6232, 6714, 6840, 7011, 7087, 7380, 7460, 7790, 8952, 9348, 9840, 11190, 11685, 12464, 13428, 13680, 14022, 14174, 14760, 14920, 15293, 15580, 16785, 17904, 18696, 21261, 22380, 23370, 26856, 28044, 28348, 29520, 29840, 30586, 31160, 33570, 35055, 35435, 37392, 42522, 44760, 45879, 46740, 53712, 56088, 56696, 61172, 62320, 63783, 67140, 70110, 70870, 76465, 85044, 89520, 91758, 93480, 106305, 112176, 113392, 122344, 127566, 134280, 137637, 140220, 141740, 152930, 170088, 183516, 186960, 212610, 229395, 244688, 255132, 268560, 275274, 280440, 283480, 290567, 305860, 318915, 340176, 367032, 425220, 458790, 510264, 550548, 560880, 566960, 581134, 611720, 637830, 688185, 734064, 850440, 871701, 917580, 1020528, 1101096, 1162268, 1223440, 1275660, 1376370, 1452835, 1700880, 1743402, 1835160, 2202192, 2324536, 2551320, 2615103, 2752740, 2905670, 3486804, 3670320, 4358505, 4649072, 5102640, 5230206, 5505480, 5811340, 6973608, 8717010, 10460412, 11010960, 11622680, 13075515, 13947216, 17434020, 20920824, 23245360, 26151030, 34868040, 41841648, 52302060, 69736080, 104604120, 209208240]

約数ペア:

[(1, 209208240), (2, 104604120), (3, 69736080), (4, 52302060), (5, 41841648), (6, 34868040), (8, 26151030), (9, 23245360), (10, 20920824), (12, 17434020), (15, 13947216), (16, 13075515), (18, 11622680), (19, 11010960), (20, 10460412), (24, 8717010), (30, 6973608), (36, 5811340), (38, 5505480), (40, 5230206), (41, 5102640), (45, 4649072), (48, 4358505), (57, 3670320), (60, 3486804), (72, 2905670), (76, 2752740), (80, 2615103), (82, 2551320), (90, 2324536), (95, 2202192), (114, 1835160), (120, 1743402), (123, 1700880), (144, 1452835), (152, 1376370), (164, 1275660), (171, 1223440), (180, 1162268), (190, 1101096), (205, 1020528), (228, 917580), (240, 871701), (246, 850440), (285, 734064), (304, 688185), (328, 637830), (342, 611720), (360, 581134), (369, 566960), (373, 560880), (380, 550548), (410, 510264), (456, 458790), (492, 425220), (570, 367032), (615, 340176), (656, 318915), (684, 305860), (720, 290567), (738, 283480), (746, 280440), (760, 275274), (779, 268560), (820, 255132), (855, 244688), (912, 229395), (984, 212610), (1119, 186960), (1140, 183516), (1230, 170088), (1368, 152930), (1476, 141740), (1492, 140220), (1520, 137637), (1558, 134280), (1640, 127566), (1710, 122344), (1845, 113392), (1865, 112176), (1968, 106305), (2238, 93480), (2280, 91758), (2337, 89520), (2460, 85044), (2736, 76465), (2952, 70870), (2984, 70110), (3116, 67140), (3280, 63783), (3357, 62320), (3420, 61172), (3690, 56696), (3730, 56088), (3895, 53712), (4476, 46740), (4560, 45879), (4674, 44760), (4920, 42522), (5595, 37392), (5904, 35435), (5968, 35055), (6232, 33570), (6714, 31160), (6840, 30586), (7011, 29840), (7087, 29520), (7380, 28348), (7460, 28044), (7790, 26856), (8952, 23370), (9348, 22380), (9840, 21261), (11190, 18696), (11685, 17904), (12464, 16785), (13428, 15580), (13680, 15293), (14022, 14920), (14174, 14760)]