320273880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8263}}^1$

素因数の和:8313

約数の個数: 128

約数和(自身を含む): 1071014400

約数和(自身を除く): 750740520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 8263, 9690, 12920, 16526, 19380, 24789, 33052, 38760, 41315, 49578, 66104, 82630, 99156, 123945, 140471, 156997, 165260, 198312, 247890, 280942, 313994, 330520, 421413, 470991, 495780, 561884, 627988, 702355, 784985, 842826, 941982, 991560, 1123768, 1255976, 1404710, 1569970, 1685652, 1883964, 2107065, 2354955, 2668949, 2809420, 3139940, 3371304, 3767928, 4214130, 4709910, 5337898, 5618840, 6279880, 8006847, 8428260, 9419820, 10675796, 13344745, 16013694, 16856520, 18839640, 21351592, 26689490, 32027388, 40034235, 53378980, 64054776, 80068470, 106757960, 160136940, 320273880]

約数ペア:

[(1, 320273880), (2, 160136940), (3, 106757960), (4, 80068470), (5, 64054776), (6, 53378980), (8, 40034235), (10, 32027388), (12, 26689490), (15, 21351592), (17, 18839640), (19, 16856520), (20, 16013694), (24, 13344745), (30, 10675796), (34, 9419820), (38, 8428260), (40, 8006847), (51, 6279880), (57, 5618840), (60, 5337898), (68, 4709910), (76, 4214130), (85, 3767928), (95, 3371304), (102, 3139940), (114, 2809420), (120, 2668949), (136, 2354955), (152, 2107065), (170, 1883964), (190, 1685652), (204, 1569970), (228, 1404710), (255, 1255976), (285, 1123768), (323, 991560), (340, 941982), (380, 842826), (408, 784985), (456, 702355), (510, 627988), (570, 561884), (646, 495780), (680, 470991), (760, 421413), (969, 330520), (1020, 313994), (1140, 280942), (1292, 247890), (1615, 198312), (1938, 165260), (2040, 156997), (2280, 140471), (2584, 123945), (3230, 99156), (3876, 82630), (4845, 66104), (6460, 49578), (7752, 41315), (8263, 38760), (9690, 33052), (12920, 24789), (16526, 19380)]