15982627840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1154

約数の個数: 176

約数和(自身を含む): 40008271104

約数和(自身を除く): 24025643264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 101, 124, 128, 155, 160, 202, 248, 256, 310, 320, 404, 496, 505, 512, 620, 640, 808, 992, 997, 1010, 1024, 1240, 1280, 1616, 1984, 1994, 2020, 2480, 2560, 3131, 3232, 3968, 3988, 4040, 4960, 4985, 5120, 6262, 6464, 7936, 7976, 8080, 9920, 9970, 12524, 12928, 15655, 15872, 15952, 16160, 19840, 19940, 25048, 25856, 30907, 31310, 31744, 31904, 32320, 39680, 39880, 50096, 51712, 61814, 62620, 63808, 64640, 79360, 79760, 100192, 100697, 103424, 123628, 125240, 127616, 129280, 154535, 158720, 159520, 200384, 201394, 247256, 250480, 255232, 258560, 309070, 319040, 400768, 402788, 494512, 500960, 503485, 510464, 517120, 618140, 638080, 801536, 805576, 989024, 1001920, 1006970, 1020928, 1236280, 1276160, 1603072, 1611152, 1978048, 2003840, 2013940, 2472560, 2552320, 3121607, 3206144, 3222304, 3956096, 4007680, 4027880, 4945120, 5104640, 6243214, 6444608, 7912192, 8015360, 8055760, 9890240, 12486428, 12889216, 15608035, 15824384, 16030720, 16111520, 19780480, 24972856, 25778432, 31216070, 31648768, 32223040, 39560960, 49945712, 51556864, 62432140, 64446080, 79121920, 99891424, 103113728, 124864280, 128892160, 158243840, 199782848, 249728560, 257784320, 399565696, 499457120, 515568640, 799131392, 998914240, 1598262784, 1997828480, 3196525568, 3995656960, 7991313920, 15982627840]

約数ペア:

[(1, 15982627840), (2, 7991313920), (4, 3995656960), (5, 3196525568), (8, 1997828480), (10, 1598262784), (16, 998914240), (20, 799131392), (31, 515568640), (32, 499457120), (40, 399565696), (62, 257784320), (64, 249728560), (80, 199782848), (101, 158243840), (124, 128892160), (128, 124864280), (155, 103113728), (160, 99891424), (202, 79121920), (248, 64446080), (256, 62432140), (310, 51556864), (320, 49945712), (404, 39560960), (496, 32223040), (505, 31648768), (512, 31216070), (620, 25778432), (640, 24972856), (808, 19780480), (992, 16111520), (997, 16030720), (1010, 15824384), (1024, 15608035), (1240, 12889216), (1280, 12486428), (1616, 9890240), (1984, 8055760), (1994, 8015360), (2020, 7912192), (2480, 6444608), (2560, 6243214), (3131, 5104640), (3232, 4945120), (3968, 4027880), (3988, 4007680), (4040, 3956096), (4960, 3222304), (4985, 3206144), (5120, 3121607), (6262, 2552320), (6464, 2472560), (7936, 2013940), (7976, 2003840), (8080, 1978048), (9920, 1611152), (9970, 1603072), (12524, 1276160), (12928, 1236280), (15655, 1020928), (15872, 1006970), (15952, 1001920), (16160, 989024), (19840, 805576), (19940, 801536), (25048, 638080), (25856, 618140), (30907, 517120), (31310, 510464), (31744, 503485), (31904, 500960), (32320, 494512), (39680, 402788), (39880, 400768), (50096, 319040), (51712, 309070), (61814, 258560), (62620, 255232), (63808, 250480), (64640, 247256), (79360, 201394), (79760, 200384), (100192, 159520), (100697, 158720), (103424, 154535), (123628, 129280), (125240, 127616)]