18848520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 62800920

約数和(自身を除く): 43952400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1277, 1476, 1640, 1845, 2460, 2554, 2952, 3690, 3831, 4920, 5108, 6385, 7380, 7662, 10216, 11493, 12770, 14760, 15324, 19155, 22986, 25540, 30648, 38310, 45972, 51080, 52357, 57465, 76620, 91944, 104714, 114930, 153240, 157071, 209428, 229860, 261785, 314142, 418856, 459720, 471213, 523570, 628284, 785355, 942426, 1047140, 1256568, 1570710, 1884852, 2094280, 2356065, 3141420, 3769704, 4712130, 6282840, 9424260, 18848520]

約数ペア:

[(1, 18848520), (2, 9424260), (3, 6282840), (4, 4712130), (5, 3769704), (6, 3141420), (8, 2356065), (9, 2094280), (10, 1884852), (12, 1570710), (15, 1256568), (18, 1047140), (20, 942426), (24, 785355), (30, 628284), (36, 523570), (40, 471213), (41, 459720), (45, 418856), (60, 314142), (72, 261785), (82, 229860), (90, 209428), (120, 157071), (123, 153240), (164, 114930), (180, 104714), (205, 91944), (246, 76620), (328, 57465), (360, 52357), (369, 51080), (410, 45972), (492, 38310), (615, 30648), (738, 25540), (820, 22986), (984, 19155), (1230, 15324), (1277, 14760), (1476, 12770), (1640, 11493), (1845, 10216), (2460, 7662), (2554, 7380), (2952, 6385), (3690, 5108), (3831, 4920)]