670547360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 216

約数和(自身を含む): 1925566020

約数和(自身を除く): 1255018660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 89, 98, 112, 124, 140, 155, 160, 178, 196, 217, 224, 245, 248, 280, 310, 356, 392, 434, 445, 490, 496, 560, 620, 623, 712, 784, 868, 890, 961, 980, 992, 1085, 1120, 1240, 1246, 1424, 1519, 1568, 1736, 1780, 1922, 1960, 2170, 2480, 2492, 2759, 2848, 3038, 3115, 3472, 3560, 3844, 3920, 4340, 4361, 4805, 4960, 4984, 5518, 6076, 6230, 6727, 6944, 7120, 7595, 7688, 7840, 8680, 8722, 9610, 9968, 11036, 12152, 12460, 13454, 13795, 14240, 15190, 15376, 17360, 17444, 19220, 19313, 19936, 21805, 22072, 24304, 24920, 26908, 27590, 30380, 30752, 33635, 34720, 34888, 38440, 38626, 43610, 44144, 47089, 48608, 49840, 53816, 55180, 60760, 67270, 69776, 76880, 77252, 85529, 87220, 88288, 94178, 96565, 99680, 107632, 110360, 121520, 134540, 135191, 139552, 153760, 154504, 171058, 174440, 188356, 193130, 215264, 220720, 235445, 243040, 269080, 270382, 309008, 342116, 348880, 376712, 386260, 427645, 441440, 470890, 538160, 540764, 598703, 618016, 675955, 684232, 697760, 753424, 772520, 855290, 941780, 1076320, 1081528, 1197406, 1351910, 1368464, 1506848, 1545040, 1710580, 1883560, 2163056, 2394812, 2703820, 2736928, 2993515, 3090080, 3421160, 3767120, 4190921, 4326112, 4789624, 5407640, 5987030, 6842320, 7534240, 8381842, 9579248, 10815280, 11974060, 13684640, 16763684, 19158496, 20954605, 21630560, 23948120, 33527368, 41909210, 47896240, 67054736, 83818420, 95792480, 134109472, 167636840, 335273680, 670547360]

約数ペア:

[(1, 670547360), (2, 335273680), (4, 167636840), (5, 134109472), (7, 95792480), (8, 83818420), (10, 67054736), (14, 47896240), (16, 41909210), (20, 33527368), (28, 23948120), (31, 21630560), (32, 20954605), (35, 19158496), (40, 16763684), (49, 13684640), (56, 11974060), (62, 10815280), (70, 9579248), (80, 8381842), (89, 7534240), (98, 6842320), (112, 5987030), (124, 5407640), (140, 4789624), (155, 4326112), (160, 4190921), (178, 3767120), (196, 3421160), (217, 3090080), (224, 2993515), (245, 2736928), (248, 2703820), (280, 2394812), (310, 2163056), (356, 1883560), (392, 1710580), (434, 1545040), (445, 1506848), (490, 1368464), (496, 1351910), (560, 1197406), (620, 1081528), (623, 1076320), (712, 941780), (784, 855290), (868, 772520), (890, 753424), (961, 697760), (980, 684232), (992, 675955), (1085, 618016), (1120, 598703), (1240, 540764), (1246, 538160), (1424, 470890), (1519, 441440), (1568, 427645), (1736, 386260), (1780, 376712), (1922, 348880), (1960, 342116), (2170, 309008), (2480, 270382), (2492, 269080), (2759, 243040), (2848, 235445), (3038, 220720), (3115, 215264), (3472, 193130), (3560, 188356), (3844, 174440), (3920, 171058), (4340, 154504), (4361, 153760), (4805, 139552), (4960, 135191), (4984, 134540), (5518, 121520), (6076, 110360), (6230, 107632), (6727, 99680), (6944, 96565), (7120, 94178), (7595, 88288), (7688, 87220), (7840, 85529), (8680, 77252), (8722, 76880), (9610, 69776), (9968, 67270), (11036, 60760), (12152, 55180), (12460, 53816), (13454, 49840), (13795, 48608), (14240, 47089), (15190, 44144), (15376, 43610), (17360, 38626), (17444, 38440), (19220, 34888), (19313, 34720), (19936, 33635), (21805, 30752), (22072, 30380), (24304, 27590), (24920, 26908)]