205954680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:1013

約数の個数: 128

約数和(自身を含む): 657446400

約数和(自身を除く): 451491720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 103, 114, 120, 152, 190, 206, 228, 285, 309, 380, 412, 456, 515, 570, 618, 760, 824, 877, 1030, 1140, 1236, 1545, 1754, 1957, 2060, 2280, 2472, 2631, 3090, 3508, 3914, 4120, 4385, 5262, 5871, 6180, 7016, 7828, 8770, 9785, 10524, 11742, 12360, 13155, 15656, 16663, 17540, 19570, 21048, 23484, 26310, 29355, 33326, 35080, 39140, 46968, 49989, 52620, 58710, 66652, 78280, 83315, 90331, 99978, 105240, 117420, 133304, 166630, 180662, 199956, 234840, 249945, 270993, 333260, 361324, 399912, 451655, 499890, 541986, 666520, 722648, 903310, 999780, 1083972, 1354965, 1716289, 1806620, 1999560, 2167944, 2709930, 3432578, 3613240, 5148867, 5419860, 6865156, 8581445, 10297734, 10839720, 13730312, 17162890, 20595468, 25744335, 34325780, 41190936, 51488670, 68651560, 102977340, 205954680]

約数ペア:

[(1, 205954680), (2, 102977340), (3, 68651560), (4, 51488670), (5, 41190936), (6, 34325780), (8, 25744335), (10, 20595468), (12, 17162890), (15, 13730312), (19, 10839720), (20, 10297734), (24, 8581445), (30, 6865156), (38, 5419860), (40, 5148867), (57, 3613240), (60, 3432578), (76, 2709930), (95, 2167944), (103, 1999560), (114, 1806620), (120, 1716289), (152, 1354965), (190, 1083972), (206, 999780), (228, 903310), (285, 722648), (309, 666520), (380, 541986), (412, 499890), (456, 451655), (515, 399912), (570, 361324), (618, 333260), (760, 270993), (824, 249945), (877, 234840), (1030, 199956), (1140, 180662), (1236, 166630), (1545, 133304), (1754, 117420), (1957, 105240), (2060, 99978), (2280, 90331), (2472, 83315), (2631, 78280), (3090, 66652), (3508, 58710), (3914, 52620), (4120, 49989), (4385, 46968), (5262, 39140), (5871, 35080), (6180, 33326), (7016, 29355), (7828, 26310), (8770, 23484), (9785, 21048), (10524, 19570), (11742, 17540), (12360, 16663), (13155, 15656)]