639167904

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6871}}^1$

素因数の和:6923

約数の個数: 144

約数和(自身を含む): 2026140480

約数和(自身を除く): 1386972576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 68, 72, 76, 96, 102, 114, 136, 144, 152, 153, 171, 204, 228, 272, 288, 304, 306, 323, 342, 408, 456, 544, 608, 612, 646, 684, 816, 912, 969, 1224, 1292, 1368, 1632, 1824, 1938, 2448, 2584, 2736, 2907, 3876, 4896, 5168, 5472, 5814, 6871, 7752, 10336, 11628, 13742, 15504, 20613, 23256, 27484, 31008, 41226, 46512, 54968, 61839, 82452, 93024, 109936, 116807, 123678, 130549, 164904, 219872, 233614, 247356, 261098, 329808, 350421, 391647, 467228, 494712, 522196, 659616, 700842, 783294, 934456, 989424, 1044392, 1051263, 1174941, 1401684, 1566588, 1868912, 1978848, 2088784, 2102526, 2219333, 2349882, 2803368, 3133176, 3737824, 4177568, 4205052, 4438666, 4699764, 5606736, 6266352, 6657999, 8410104, 8877332, 9399528, 11213472, 12532704, 13315998, 16820208, 17754664, 18799056, 19973997, 26631996, 33640416, 35509328, 37598112, 39947994, 53263992, 71018656, 79895988, 106527984, 159791976, 213055968, 319583952, 639167904]

約数ペア:

[(1, 639167904), (2, 319583952), (3, 213055968), (4, 159791976), (6, 106527984), (8, 79895988), (9, 71018656), (12, 53263992), (16, 39947994), (17, 37598112), (18, 35509328), (19, 33640416), (24, 26631996), (32, 19973997), (34, 18799056), (36, 17754664), (38, 16820208), (48, 13315998), (51, 12532704), (57, 11213472), (68, 9399528), (72, 8877332), (76, 8410104), (96, 6657999), (102, 6266352), (114, 5606736), (136, 4699764), (144, 4438666), (152, 4205052), (153, 4177568), (171, 3737824), (204, 3133176), (228, 2803368), (272, 2349882), (288, 2219333), (304, 2102526), (306, 2088784), (323, 1978848), (342, 1868912), (408, 1566588), (456, 1401684), (544, 1174941), (608, 1051263), (612, 1044392), (646, 989424), (684, 934456), (816, 783294), (912, 700842), (969, 659616), (1224, 522196), (1292, 494712), (1368, 467228), (1632, 391647), (1824, 350421), (1938, 329808), (2448, 261098), (2584, 247356), (2736, 233614), (2907, 219872), (3876, 164904), (4896, 130549), (5168, 123678), (5472, 116807), (5814, 109936), (6871, 93024), (7752, 82452), (10336, 61839), (11628, 54968), (13742, 46512), (15504, 41226), (20613, 31008), (23256, 27484)]