253558260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{2467}}^1$

素因数の和:3053

約数の個数: 72

約数和(自身を含む): 770786016

約数和(自身を除く): 517227756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 571, 1142, 1713, 2284, 2467, 2855, 3426, 4934, 5139, 5710, 6852, 7401, 8565, 9868, 10278, 11420, 12335, 14802, 17130, 20556, 22203, 24670, 25695, 29604, 34260, 37005, 44406, 49340, 51390, 74010, 88812, 102780, 111015, 148020, 222030, 444060, 1408657, 2817314, 4225971, 5634628, 7043285, 8451942, 12677913, 14086570, 16903884, 21129855, 25355826, 28173140, 42259710, 50711652, 63389565, 84519420, 126779130, 253558260]

約数ペア:

[(1, 253558260), (2, 126779130), (3, 84519420), (4, 63389565), (5, 50711652), (6, 42259710), (9, 28173140), (10, 25355826), (12, 21129855), (15, 16903884), (18, 14086570), (20, 12677913), (30, 8451942), (36, 7043285), (45, 5634628), (60, 4225971), (90, 2817314), (180, 1408657), (571, 444060), (1142, 222030), (1713, 148020), (2284, 111015), (2467, 102780), (2855, 88812), (3426, 74010), (4934, 51390), (5139, 49340), (5710, 44406), (6852, 37005), (7401, 34260), (8565, 29604), (9868, 25695), (10278, 24670), (11420, 22203), (12335, 20556), (14802, 17130)]