345697360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2111}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 848517120

約数和(自身を除く): 502819760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1780, 1840, 2047, 2111, 3560, 4094, 4222, 7120, 8188, 8444, 10235, 10555, 16376, 16888, 20470, 21110, 32752, 33776, 40940, 42220, 48553, 81880, 84440, 97106, 163760, 168880, 187879, 194212, 242765, 375758, 388424, 485530, 751516, 776848, 939395, 971060, 1503032, 1878790, 1942120, 3006064, 3757580, 3884240, 4321217, 7515160, 8642434, 15030320, 17284868, 21606085, 34569736, 43212170, 69139472, 86424340, 172848680, 345697360]

約数ペア:

[(1, 345697360), (2, 172848680), (4, 86424340), (5, 69139472), (8, 43212170), (10, 34569736), (16, 21606085), (20, 17284868), (23, 15030320), (40, 8642434), (46, 7515160), (80, 4321217), (89, 3884240), (92, 3757580), (115, 3006064), (178, 1942120), (184, 1878790), (230, 1503032), (356, 971060), (368, 939395), (445, 776848), (460, 751516), (712, 485530), (890, 388424), (920, 375758), (1424, 242765), (1780, 194212), (1840, 187879), (2047, 168880), (2111, 163760), (3560, 97106), (4094, 84440), (4222, 81880), (7120, 48553), (8188, 42220), (8444, 40940), (10235, 33776), (10555, 32752), (16376, 21110), (16888, 20470)]