248390280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1028

約数の個数: 128

約数和(自身を含む): 831600000

約数和(自身を除く): 583209720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 349, 360, 540, 659, 698, 1047, 1080, 1318, 1396, 1745, 1977, 2094, 2636, 2792, 3141, 3295, 3490, 3954, 4188, 5235, 5272, 5931, 6282, 6590, 6980, 7908, 8376, 9423, 9885, 10470, 11862, 12564, 13180, 13960, 15705, 15816, 17793, 18846, 19770, 20940, 23724, 25128, 26360, 29655, 31410, 35586, 37692, 39540, 41880, 47115, 47448, 59310, 62820, 71172, 75384, 79080, 88965, 94230, 118620, 125640, 142344, 177930, 188460, 229991, 237240, 355860, 376920, 459982, 689973, 711720, 919964, 1149955, 1379946, 1839928, 2069919, 2299910, 2759892, 3449865, 4139838, 4599820, 5519784, 6209757, 6899730, 8279676, 9199640, 10349595, 12419514, 13799460, 16559352, 20699190, 24839028, 27598920, 31048785, 41398380, 49678056, 62097570, 82796760, 124195140, 248390280]

約数ペア:

[(1, 248390280), (2, 124195140), (3, 82796760), (4, 62097570), (5, 49678056), (6, 41398380), (8, 31048785), (9, 27598920), (10, 24839028), (12, 20699190), (15, 16559352), (18, 13799460), (20, 12419514), (24, 10349595), (27, 9199640), (30, 8279676), (36, 6899730), (40, 6209757), (45, 5519784), (54, 4599820), (60, 4139838), (72, 3449865), (90, 2759892), (108, 2299910), (120, 2069919), (135, 1839928), (180, 1379946), (216, 1149955), (270, 919964), (349, 711720), (360, 689973), (540, 459982), (659, 376920), (698, 355860), (1047, 237240), (1080, 229991), (1318, 188460), (1396, 177930), (1745, 142344), (1977, 125640), (2094, 118620), (2636, 94230), (2792, 88965), (3141, 79080), (3295, 75384), (3490, 71172), (3954, 62820), (4188, 59310), (5235, 47448), (5272, 47115), (5931, 41880), (6282, 39540), (6590, 37692), (6980, 35586), (7908, 31410), (8376, 29655), (9423, 26360), (9885, 25128), (10470, 23724), (11862, 20940), (12564, 19770), (13180, 18846), (13960, 17793), (15705, 15816)]