2783504940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{128509}}^1$

素因数の和:128559

約数の個数: 72

約数和(自身を含む): 8225668080

約数和(自身を除く): 5442163140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 7220, 10830, 21660, 128509, 257018, 385527, 514036, 642545, 771054, 1285090, 1542108, 1927635, 2441671, 2570180, 3855270, 4883342, 7325013, 7710540, 9766684, 12208355, 14650026, 24416710, 29300052, 36625065, 46391749, 48833420, 73250130, 92783498, 139175247, 146500260, 185566996, 231958745, 278350494, 463917490, 556700988, 695876235, 927834980, 1391752470, 2783504940]

約数ペア:

[(1, 2783504940), (2, 1391752470), (3, 927834980), (4, 695876235), (5, 556700988), (6, 463917490), (10, 278350494), (12, 231958745), (15, 185566996), (19, 146500260), (20, 139175247), (30, 92783498), (38, 73250130), (57, 48833420), (60, 46391749), (76, 36625065), (95, 29300052), (114, 24416710), (190, 14650026), (228, 12208355), (285, 9766684), (361, 7710540), (380, 7325013), (570, 4883342), (722, 3855270), (1083, 2570180), (1140, 2441671), (1444, 1927635), (1805, 1542108), (2166, 1285090), (3610, 771054), (4332, 642545), (5415, 514036), (7220, 385527), (10830, 257018), (21660, 128509)]