16030720

素因数分解:

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

素因数の和:157

約数の個数: 88

約数和(自身を含む): 40088448

約数和(自身を除く): 24057728

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, 1010, 1024, 1240, 1280, 1616, 1984, 2020, 2480, 2560, 3131, 3232, 3968, 4040, 4960, 5120, 6262, 6464, 7936, 8080, 9920, 12524, 12928, 15655, 15872, 16160, 19840, 25048, 25856, 31310, 31744, 32320, 39680, 50096, 51712, 62620, 64640, 79360, 100192, 103424, 125240, 129280, 158720, 200384, 250480, 258560, 400768, 500960, 517120, 801536, 1001920, 1603072, 2003840, 3206144, 4007680, 8015360, 16030720]

約数ペア:

[(1, 16030720), (2, 8015360), (4, 4007680), (5, 3206144), (8, 2003840), (10, 1603072), (16, 1001920), (20, 801536), (31, 517120), (32, 500960), (40, 400768), (62, 258560), (64, 250480), (80, 200384), (101, 158720), (124, 129280), (128, 125240), (155, 103424), (160, 100192), (202, 79360), (248, 64640), (256, 62620), (310, 51712), (320, 50096), (404, 39680), (496, 32320), (505, 31744), (512, 31310), (620, 25856), (640, 25048), (808, 19840), (992, 16160), (1010, 15872), (1024, 15655), (1240, 12928), (1280, 12524), (1616, 9920), (1984, 8080), (2020, 7936), (2480, 6464), (2560, 6262), (3131, 5120), (3232, 4960), (3968, 4040)]