644915196

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1326

約数の個数: 144

約数和(自身を含む): 1849236480

約数和(自身を除く): 1204321284

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 81, 93, 102, 108, 124, 153, 162, 186, 204, 243, 279, 306, 324, 372, 459, 486, 527, 558, 612, 837, 918, 972, 1054, 1116, 1259, 1377, 1581, 1674, 1836, 2108, 2511, 2518, 2754, 3162, 3348, 3777, 4131, 4743, 5022, 5036, 5508, 6324, 7533, 7554, 8262, 9486, 10044, 11331, 14229, 15066, 15108, 16524, 18972, 21403, 22662, 28458, 30132, 33993, 39029, 42687, 42806, 45324, 56916, 64209, 67986, 78058, 85374, 85612, 101979, 117087, 128061, 128418, 135972, 156116, 170748, 192627, 203958, 234174, 256122, 256836, 305937, 351261, 385254, 407916, 468348, 512244, 577881, 611874, 663493, 702522, 770508, 1053783, 1155762, 1223748, 1326986, 1405044, 1733643, 1990479, 2107566, 2311524, 2653972, 3161349, 3467286, 3980958, 4215132, 5200929, 5971437, 6322698, 6934572, 7961916, 9484047, 10401858, 11942874, 12645396, 17914311, 18968094, 20803716, 23885748, 35828622, 37936188, 53742933, 71657244, 107485866, 161228799, 214971732, 322457598, 644915196]

約数ペア:

[(1, 644915196), (2, 322457598), (3, 214971732), (4, 161228799), (6, 107485866), (9, 71657244), (12, 53742933), (17, 37936188), (18, 35828622), (27, 23885748), (31, 20803716), (34, 18968094), (36, 17914311), (51, 12645396), (54, 11942874), (62, 10401858), (68, 9484047), (81, 7961916), (93, 6934572), (102, 6322698), (108, 5971437), (124, 5200929), (153, 4215132), (162, 3980958), (186, 3467286), (204, 3161349), (243, 2653972), (279, 2311524), (306, 2107566), (324, 1990479), (372, 1733643), (459, 1405044), (486, 1326986), (527, 1223748), (558, 1155762), (612, 1053783), (837, 770508), (918, 702522), (972, 663493), (1054, 611874), (1116, 577881), (1259, 512244), (1377, 468348), (1581, 407916), (1674, 385254), (1836, 351261), (2108, 305937), (2511, 256836), (2518, 256122), (2754, 234174), (3162, 203958), (3348, 192627), (3777, 170748), (4131, 156116), (4743, 135972), (5022, 128418), (5036, 128061), (5508, 117087), (6324, 101979), (7533, 85612), (7554, 85374), (8262, 78058), (9486, 67986), (10044, 64209), (11331, 56916), (14229, 45324), (15066, 42806), (15108, 42687), (16524, 39029), (18972, 33993), (21403, 30132), (22662, 28458)]