161716680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19531}}^1$

素因数の和:19571

約数の個数: 96

約数和(自身を含む): 548458560

約数和(自身を除く): 386741880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 19531, 39062, 58593, 78124, 97655, 117186, 156248, 175779, 195310, 234372, 292965, 351558, 390620, 449213, 468744, 585930, 703116, 781240, 878895, 898426, 1171860, 1347639, 1406232, 1757790, 1796852, 2246065, 2343720, 2695278, 3515580, 3593704, 4042917, 4492130, 5390556, 6738195, 7031160, 8085834, 8984260, 10781112, 13476390, 16171668, 17968520, 20214585, 26952780, 32343336, 40429170, 53905560, 80858340, 161716680]

約数ペア:

[(1, 161716680), (2, 80858340), (3, 53905560), (4, 40429170), (5, 32343336), (6, 26952780), (8, 20214585), (9, 17968520), (10, 16171668), (12, 13476390), (15, 10781112), (18, 8984260), (20, 8085834), (23, 7031160), (24, 6738195), (30, 5390556), (36, 4492130), (40, 4042917), (45, 3593704), (46, 3515580), (60, 2695278), (69, 2343720), (72, 2246065), (90, 1796852), (92, 1757790), (115, 1406232), (120, 1347639), (138, 1171860), (180, 898426), (184, 878895), (207, 781240), (230, 703116), (276, 585930), (345, 468744), (360, 449213), (414, 390620), (460, 351558), (552, 292965), (690, 234372), (828, 195310), (920, 175779), (1035, 156248), (1380, 117186), (1656, 97655), (2070, 78124), (2760, 58593), (4140, 39062), (8280, 19531)]