19699260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 49973700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 31, 34, 35, 42, 51, 60, 62, 68, 70, 84, 85, 89, 93, 102, 105, 119, 124, 140, 155, 170, 178, 186, 204, 210, 217, 238, 255, 267, 310, 340, 356, 357, 372, 420, 434, 445, 465, 476, 510, 527, 534, 595, 620, 623, 651, 714, 868, 890, 930, 1020, 1054, 1068, 1085, 1190, 1246, 1302, 1335, 1428, 1513, 1581, 1780, 1785, 1860, 1869, 2108, 2170, 2380, 2492, 2604, 2635, 2670, 2759, 3026, 3115, 3162, 3255, 3570, 3689, 3738, 4340, 4539, 5270, 5340, 5518, 6052, 6230, 6324, 6510, 7140, 7378, 7476, 7565, 7905, 8277, 9078, 9345, 10540, 10591, 11036, 11067, 12460, 13020, 13795, 14756, 15130, 15810, 16554, 18156, 18445, 18690, 19313, 21182, 22134, 22695, 27590, 30260, 31620, 31773, 33108, 36890, 37380, 38626, 41385, 42364, 44268, 45390, 46903, 52955, 55180, 55335, 57939, 63546, 73780, 77252, 82770, 90780, 93806, 96565, 105910, 110670, 115878, 127092, 140709, 158865, 165540, 187612, 193130, 211820, 221340, 231756, 234515, 281418, 289695, 317730, 328321, 386260, 469030, 562836, 579390, 635460, 656642, 703545, 938060, 984963, 1158780, 1313284, 1407090, 1641605, 1969926, 2814180, 3283210, 3939852, 4924815, 6566420, 9849630, 19699260]

約数ペア:

[(1, 19699260), (2, 9849630), (3, 6566420), (4, 4924815), (5, 3939852), (6, 3283210), (7, 2814180), (10, 1969926), (12, 1641605), (14, 1407090), (15, 1313284), (17, 1158780), (20, 984963), (21, 938060), (28, 703545), (30, 656642), (31, 635460), (34, 579390), (35, 562836), (42, 469030), (51, 386260), (60, 328321), (62, 317730), (68, 289695), (70, 281418), (84, 234515), (85, 231756), (89, 221340), (93, 211820), (102, 193130), (105, 187612), (119, 165540), (124, 158865), (140, 140709), (155, 127092), (170, 115878), (178, 110670), (186, 105910), (204, 96565), (210, 93806), (217, 90780), (238, 82770), (255, 77252), (267, 73780), (310, 63546), (340, 57939), (356, 55335), (357, 55180), (372, 52955), (420, 46903), (434, 45390), (445, 44268), (465, 42364), (476, 41385), (510, 38626), (527, 37380), (534, 36890), (595, 33108), (620, 31773), (623, 31620), (651, 30260), (714, 27590), (868, 22695), (890, 22134), (930, 21182), (1020, 19313), (1054, 18690), (1068, 18445), (1085, 18156), (1190, 16554), (1246, 15810), (1302, 15130), (1335, 14756), (1428, 13795), (1513, 13020), (1581, 12460), (1780, 11067), (1785, 11036), (1860, 10591), (1869, 10540), (2108, 9345), (2170, 9078), (2380, 8277), (2492, 7905), (2604, 7565), (2635, 7476), (2670, 7378), (2759, 7140), (3026, 6510), (3115, 6324), (3162, 6230), (3255, 6052), (3570, 5518), (3689, 5340), (3738, 5270), (4340, 4539)]