16706520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:550

約数の個数: 128

約数和(自身を含む): 57600000

約数和(自身を除く): 40893480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 499, 540, 558, 620, 744, 837, 930, 998, 1080, 1116, 1240, 1395, 1497, 1674, 1860, 1996, 2232, 2495, 2790, 2994, 3348, 3720, 3992, 4185, 4491, 4990, 5580, 5988, 6696, 7485, 8370, 8982, 9980, 11160, 11976, 13473, 14970, 15469, 16740, 17964, 19960, 22455, 26946, 29940, 30938, 33480, 35928, 44910, 46407, 53892, 59880, 61876, 67365, 77345, 89820, 92814, 107784, 123752, 134730, 139221, 154690, 179640, 185628, 232035, 269460, 278442, 309380, 371256, 417663, 464070, 538920, 556884, 618760, 696105, 835326, 928140, 1113768, 1392210, 1670652, 1856280, 2088315, 2784420, 3341304, 4176630, 5568840, 8353260, 16706520]

約数ペア:

[(1, 16706520), (2, 8353260), (3, 5568840), (4, 4176630), (5, 3341304), (6, 2784420), (8, 2088315), (9, 1856280), (10, 1670652), (12, 1392210), (15, 1113768), (18, 928140), (20, 835326), (24, 696105), (27, 618760), (30, 556884), (31, 538920), (36, 464070), (40, 417663), (45, 371256), (54, 309380), (60, 278442), (62, 269460), (72, 232035), (90, 185628), (93, 179640), (108, 154690), (120, 139221), (124, 134730), (135, 123752), (155, 107784), (180, 92814), (186, 89820), (216, 77345), (248, 67365), (270, 61876), (279, 59880), (310, 53892), (360, 46407), (372, 44910), (465, 35928), (499, 33480), (540, 30938), (558, 29940), (620, 26946), (744, 22455), (837, 19960), (930, 17964), (998, 16740), (1080, 15469), (1116, 14970), (1240, 13473), (1395, 11976), (1497, 11160), (1674, 9980), (1860, 8982), (1996, 8370), (2232, 7485), (2495, 6696), (2790, 5988), (2994, 5580), (3348, 4990), (3720, 4491), (3992, 4185)]