538444920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{631}}^1$

素因数の和:1205

約数の個数: 128

約数和(自身を含む): 1745533440

約数和(自身を除く): 1207088520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 547, 631, 780, 1094, 1262, 1560, 1641, 1893, 2188, 2524, 2735, 3155, 3282, 3786, 4376, 5048, 5470, 6310, 6564, 7111, 7572, 8203, 8205, 9465, 10940, 12620, 13128, 14222, 15144, 16406, 16410, 18930, 21333, 21880, 24609, 25240, 28444, 32812, 32820, 35555, 37860, 41015, 42666, 49218, 56888, 65624, 65640, 71110, 75720, 82030, 85332, 98436, 106665, 123045, 142220, 164060, 170664, 196872, 213330, 246090, 284440, 328120, 345157, 426660, 492180, 690314, 853320, 984360, 1035471, 1380628, 1725785, 2070942, 2761256, 3451570, 4141884, 4487041, 5177355, 6903140, 8283768, 8974082, 10354710, 13461123, 13806280, 17948164, 20709420, 22435205, 26922246, 35896328, 41418840, 44870410, 53844492, 67305615, 89740820, 107688984, 134611230, 179481640, 269222460, 538444920]

約数ペア:

[(1, 538444920), (2, 269222460), (3, 179481640), (4, 134611230), (5, 107688984), (6, 89740820), (8, 67305615), (10, 53844492), (12, 44870410), (13, 41418840), (15, 35896328), (20, 26922246), (24, 22435205), (26, 20709420), (30, 17948164), (39, 13806280), (40, 13461123), (52, 10354710), (60, 8974082), (65, 8283768), (78, 6903140), (104, 5177355), (120, 4487041), (130, 4141884), (156, 3451570), (195, 2761256), (260, 2070942), (312, 1725785), (390, 1380628), (520, 1035471), (547, 984360), (631, 853320), (780, 690314), (1094, 492180), (1262, 426660), (1560, 345157), (1641, 328120), (1893, 284440), (2188, 246090), (2524, 213330), (2735, 196872), (3155, 170664), (3282, 164060), (3786, 142220), (4376, 123045), (5048, 106665), (5470, 98436), (6310, 85332), (6564, 82030), (7111, 75720), (7572, 71110), (8203, 65640), (8205, 65624), (9465, 56888), (10940, 49218), (12620, 42666), (13128, 41015), (14222, 37860), (15144, 35555), (16406, 32820), (16410, 32812), (18930, 28444), (21333, 25240), (21880, 24609)]