344885120

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31699}}^1$

素因数の和:31735

約数の個数: 64

約数和(自身を含む): 873018000

約数和(自身を除く): 528132880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 31699, 63398, 126796, 158495, 253592, 316990, 507184, 538883, 633980, 1014368, 1077766, 1267960, 2028736, 2155532, 2535920, 2694415, 4057472, 4311064, 5071840, 5388830, 8622128, 10143680, 10777660, 17244256, 20287360, 21555320, 34488512, 43110640, 68977024, 86221280, 172442560, 344885120]

約数ペア:

[(1, 344885120), (2, 172442560), (4, 86221280), (5, 68977024), (8, 43110640), (10, 34488512), (16, 21555320), (17, 20287360), (20, 17244256), (32, 10777660), (34, 10143680), (40, 8622128), (64, 5388830), (68, 5071840), (80, 4311064), (85, 4057472), (128, 2694415), (136, 2535920), (160, 2155532), (170, 2028736), (272, 1267960), (320, 1077766), (340, 1014368), (544, 633980), (640, 538883), (680, 507184), (1088, 316990), (1360, 253592), (2176, 158495), (2720, 126796), (5440, 63398), (10880, 31699)]