22017720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 71850240

約数和(自身を除く): 49832520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 251, 255, 258, 340, 344, 408, 430, 502, 510, 516, 645, 680, 731, 753, 860, 1004, 1020, 1032, 1255, 1290, 1462, 1506, 1720, 2008, 2040, 2193, 2510, 2580, 2924, 3012, 3655, 3765, 4267, 4386, 5020, 5160, 5848, 6024, 7310, 7530, 8534, 8772, 10040, 10793, 10965, 12801, 14620, 15060, 17068, 17544, 21335, 21586, 21930, 25602, 29240, 30120, 32379, 34136, 42670, 43172, 43860, 51204, 53965, 64005, 64758, 85340, 86344, 87720, 102408, 107930, 128010, 129516, 161895, 170680, 183481, 215860, 256020, 259032, 323790, 366962, 431720, 512040, 550443, 647580, 733924, 917405, 1100886, 1295160, 1467848, 1834810, 2201772, 2752215, 3669620, 4403544, 5504430, 7339240, 11008860, 22017720]

約数ペア:

[(1, 22017720), (2, 11008860), (3, 7339240), (4, 5504430), (5, 4403544), (6, 3669620), (8, 2752215), (10, 2201772), (12, 1834810), (15, 1467848), (17, 1295160), (20, 1100886), (24, 917405), (30, 733924), (34, 647580), (40, 550443), (43, 512040), (51, 431720), (60, 366962), (68, 323790), (85, 259032), (86, 256020), (102, 215860), (120, 183481), (129, 170680), (136, 161895), (170, 129516), (172, 128010), (204, 107930), (215, 102408), (251, 87720), (255, 86344), (258, 85340), (340, 64758), (344, 64005), (408, 53965), (430, 51204), (502, 43860), (510, 43172), (516, 42670), (645, 34136), (680, 32379), (731, 30120), (753, 29240), (860, 25602), (1004, 21930), (1020, 21586), (1032, 21335), (1255, 17544), (1290, 17068), (1462, 15060), (1506, 14620), (1720, 12801), (2008, 10965), (2040, 10793), (2193, 10040), (2510, 8772), (2580, 8534), (2924, 7530), (3012, 7310), (3655, 6024), (3765, 5848), (4267, 5160), (4386, 5020)]