279608520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3343}}^1$

素因数の和:3415

約数の個数: 128

約数和(自身を含む): 910103040

約数和(自身を除く): 630494520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2788, 3343, 3485, 4182, 4920, 5576, 6686, 6970, 8364, 10029, 10455, 13372, 13940, 16715, 16728, 20058, 20910, 26744, 27880, 33430, 40116, 41820, 50145, 56831, 66860, 80232, 83640, 100290, 113662, 133720, 137063, 170493, 200580, 227324, 274126, 284155, 340986, 401160, 411189, 454648, 548252, 568310, 681972, 685315, 822378, 852465, 1096504, 1136620, 1363944, 1370630, 1644756, 1704930, 2055945, 2273240, 2330071, 2741260, 3289512, 3409860, 4111890, 4660142, 5482520, 6819720, 6990213, 8223780, 9320284, 11650355, 13980426, 16447560, 18640568, 23300710, 27960852, 34951065, 46601420, 55921704, 69902130, 93202840, 139804260, 279608520]

約数ペア:

[(1, 279608520), (2, 139804260), (3, 93202840), (4, 69902130), (5, 55921704), (6, 46601420), (8, 34951065), (10, 27960852), (12, 23300710), (15, 18640568), (17, 16447560), (20, 13980426), (24, 11650355), (30, 9320284), (34, 8223780), (40, 6990213), (41, 6819720), (51, 5482520), (60, 4660142), (68, 4111890), (82, 3409860), (85, 3289512), (102, 2741260), (120, 2330071), (123, 2273240), (136, 2055945), (164, 1704930), (170, 1644756), (204, 1370630), (205, 1363944), (246, 1136620), (255, 1096504), (328, 852465), (340, 822378), (408, 685315), (410, 681972), (492, 568310), (510, 548252), (615, 454648), (680, 411189), (697, 401160), (820, 340986), (984, 284155), (1020, 274126), (1230, 227324), (1394, 200580), (1640, 170493), (2040, 137063), (2091, 133720), (2460, 113662), (2788, 100290), (3343, 83640), (3485, 80232), (4182, 66860), (4920, 56831), (5576, 50145), (6686, 41820), (6970, 40116), (8364, 33430), (10029, 27880), (10455, 26744), (13372, 20910), (13940, 20058), (16715, 16728)]